• Professional Development
  • Medicine & Nursing
  • Arts & Crafts
  • Health & Wellbeing
  • Personal Development

18051 ESS courses delivered Online

Project Manager

4.7(160)

By Janets

Become an accomplished project manager with our comprehensive online training program. Learn frameworks like Agile and Waterfall to expertly manage projects end-to-end. Gain skills in scheduling, budgeting, team leadership, and risk management. Earn a respected project management certification to advance your career.

Project Manager
Delivered Online On Demand1 hour
£9.99

Power Electronics for Electrical Engineering Course

By One Education

Power electronics is the beating heart behind modern electrical systems, from electric vehicles to renewable energy grids. This course dives into the essential concepts that drive the conversion and control of electrical power using solid-state electronics. Whether you're fascinated by inverters, rectifiers, or converters, this course will help demystify the magic that keeps today’s energy systems running smoothly. No waffling or fluff—just straight-to-the-point content that explains the “how” and “why” behind each component and circuit. Designed with clarity and purpose, the content is perfect for learners aiming to sharpen their understanding of power electronic systems without digging through pages of jargon. You’ll get clear, structured explanations of switching devices, modulation techniques, control strategies, and more—all framed within the context of modern electrical engineering. If you've ever wondered what goes on behind the scenes in power supply systems, this course will connect the dots in a no-nonsense, straight-talking format. Why People Love And Enrol The Power Electronics for Electrical Engineering Course From One Education Eligibility for a CPD -accredited certificate on successful completion of course Learning materials of our course contains engaging voiceover and visual elements for your comfort Freedom to study at your own pace 24/7 access to the course materials for 12 months Full Tutor support on weekdays (Monday - Friday) This masterclass Power Electronics for Electrical Engineering online training course is designed by industry experts and will give you an in-depth understanding of this topic. The course features easy-to-digest modules that break down each topic and ensure all our students receive an unrivalled and thorough learning experience. If you want to work in this rapidly growing sector and stand out from the competition, then our Power Electronics for Electrical Engineering is the perfect place to kickstart your dream career. On the course, we guarantee that you will gain relevant skills and acquire tremendous knowledge on the subject. The certificate you'll achieve after completing the Power Electronics for Electrical Engineering course will help you land the job you want in a related field. Enjoy a pleasant and professional 100% online learning experience and enrol in our course and take control of your career! Course Curriculum: Here is a curriculum breakdown of the course: ***Power Electronics for Electrical Engineering*** Unit 1- Introduction to Power Electronics Components Module 1- Introduction to Power Electronics Module 2- Uncontrolled Switches Module 3- What is the Benefit of Diode Module 4- Semi-Controlled Switches Part 1 Module 5- Semi-Controlled Switches Part 2 Module 6- Semi-Controlled Switches Part 3 Module 7- What is the Benefit of Thyristor Module 8- Fully Controlled Switches Part 1 Module 9- Fully Controlled Switches Part 2 Module 10- Fully Controlled Switches Part 3 Unit 2- Fundamentals of Rectifier Circuits Module 1- Overview on Rectifiers Module 2- Rectifier Definition Module 3- Half Wave Uncontrolled Rectifier with R Load Module 4- Example on Half Wave Uncontrolled Rectifier with R Load Part 1 Module 5- Example on Half Wave Uncontrolled Rectifier with R Load Part 2 Module 6- Half Wave Uncontrolled Rectifier with RL Load Module 7- Derivation of the Discontinuous Current in R-L Load Module 8- Freewheeling Diode (Commutation Diode) Module 9- Half Wave R-L Load with FWD Module 10- Difference Between Continuous and Discontinuous Mode in RL Load Module 11- Half Wave RL Load with FWD Continuous Mode Module 12- Example on Half Wave Rectifier with FWD Module 13- Bridge Full Wave Uncontrolled Rectifier Part 1 Module 14- Bridge Full Wave Uncontrolled Rectifier Part 2 Module 15- Quick Revision on Bridge Full Wave Uncontrolled Rectifier Module 16- Firing Angle Module 17- Half Wave Controlled Rectifier R Load Module 18- Half Wave Controlled Rectifier R-L Load Module 19- Half Controlled R-L Load with FWD Module 20- Example 1 Module 21- Example 2 Module 22- Example 3 Module 23- Example 4 Module 24- Example 5 Module 25- Fully Controlled Bridge Rectifier Part 1 Module 26- Fully Controlled Bridge Rectifier Part 2 Module 27- Quick Revision on Bridge Full Wave Controlled Rectifier Module 28- Example 6 Module 29- Half Controlled Bridge Rectifier Module 30- Half Controlled Bridge Rectifier with FWD Module 31- Example 7 Module 32- Example 8 Module 33- Performance Parameters Module 34- Power Factor Unit 3- Fundamentals of AC Choppers Module 1- Introduction to AC Choppers Module 2- Definition of AC Choppers Module 3- Switching Techniques in AC Choppers Module 4- Applications on AC Choppers Module 5- Types of AC Choppers Module 6- AC Chopper with R Load Module 7- Example 1 on AC Chopper with R Load Module 8- Example 2 on AC Chopper with R Load Module 9- AC Chopper with L Load Part 1 Module 10- AC Chopper with L Load Part 2 Module 11- Example on AC Chopper with L Load Module 12- AC Chopper with RL Series Load Module 13- Example on AC Chopper with RL Series Load Module 14- AC Chopper with RL Parallel Load Module 15- Example on AC Chopper with RL Parallel Load Module 16- AC Chopper with Pure Capacitive Load Module 17- Example on AC Chopper with Pure Capacitive Load Module 18- AC Chopper Loaded by Heavy Rectifier Module 19- AC Chopper Loaded by an AC Motor with Sinusoidal Back Emf Module 20- Example on AC Chopper Loaded by an AC Motor with Sinusoidal Back Emf Module 21- Integral Cycle Control Module 22- Example on Integral Cycle Control Unit 4- Fundamentals of DC Choppers Module 1- Introduction to DC Choppers Module 2- Definition and Application of DC Choppers Module 3- Step down DC Chopper with R Load Module 4- Example on Step Dwon DC Chopper with R Load Module 5- Generation of Duty Cycle Module 6- Switching Techniques Module 7- Step Down DC Chopper with RLE Load Part 1 Module 8- Step Down DC Chopper with RLE Load Part 2 Module 9- Example 1 on Step Down DC Chopper with RLE Load Module 10- Example 2 on Step Down DC Chopper with RLE Load Module 11- Step Up DC Chopper with R or RL Load Module 12- Step Up DC Chopper with RE Load Module 13- Example on Step Up DC Chopper with RE Load Module 14- Buck Regulator Part 1 Module 15- Buck Regulator Part 2 Module 16- Example on Buck Regulator Module 17- Boost Regulator Module 18- Example on Boost Regulator Module 19- Buck Boost Converter Module 20- Example on Buck-Boost Converter Unit 5- Fundamentals of Inverters Module 1- Introduction to Inverters Module 2- Definition of Inverters Module 3- Importance and Applications of Inverters Module 4- Single Phase Half Bridge R-Load Module 5- Single Phase Half Bridge RL- Load Module 6- Performance Parameters of an Inverter Module 7- Example on Single Phase Half Bridge Module 8- Single Phase Bridge Inverter R- Load Module 9- Single Phase Bridge Inverter RL- Load Module 10- Example on Single Phase Bridge Inverter Module 11- Three Phase Inverters and Obtaining the Line Voltages Module 12- Threee Phase Inverters and Obtaining The Phase Voltages Module 13- Example on Three Phase Inverters Module 14- Single Pulse Width Modulation Module 15- Multiple Pulse Width Modulation Module 16- Example on Multiple Pulse Width Modulation Module 17- Sinusoidal Pulse Width Modulation Module 18- Industrial Inverter Exam & Retakes: It is to inform our learners that the initial exam for this online course is provided at no additional cost. In the event of needing a retake, a nominal fee of £9.99 will be applicable. Certification Upon successful completion of the assessment procedure, learners can obtain their certification by placing an order and remitting a fee of £9 for PDF Certificate and £15 for the Hardcopy Certificate within the UK ( An additional £10 postal charge will be applicable for international delivery). CPD 15 CPD hours / points Accredited by CPD Quality Standards Who is this course for? The Power Electronics for Electrical Engineering training course is ideal for highly motivated individuals who want to enhance their professional skills and train for the job they want! This course also suits people aspiring for some in-depth knowledge on this topic and keep up to date with the latest information. Study the Power Electronics for Electrical Engineering course today and increase your professional skillset from the comfort of your home! Requirements There are no formal entry requirements for the course, with enrollment open to anyone! Anyone and everyone with a knack for learning can enrol this course without any hesitation. Learn online from any internet device, including your computer, tablet or smartphone. Study when it suits you and complete the course at your own pace. All students must have a passion for learning and literacy, as well as being over the age of 16. Career path Studying the course is designed to help you get the job of your dreams, or even that promotion you've been waiting for a long time. Learn the essential skills and knowledge you need to exceed in your professional life with the help & guidance from our course.

Power Electronics for Electrical Engineering Course
Delivered Online On Demand15 hours
£12

Health Nutrition Course

4.7(160)

By Janets

Through this Health Nutrition Course, you will learn about all the tools you need to devise a nutritional plan tailored according to the requirements and choices. Build a solid theoretical and practical knowledge in essential nutrition and strategies in areas of weight management, functional foods and menu planning. Upon completion of the course, you can advise people on what to eat to lead a healthy lifestyle or achieve a specific health-related goal. Gain the education and experience to work in various settings, including hospitals, cafeterias, nursing homes, and schools. Why choose this course Earn an e-certificate upon successful completion. Accessible, informative modules taught by expert instructors Study in your own time, at your own pace, through your computer tablet or mobile device Benefit from instant feedback through mock exams and multiple-choice assessments Get 24/7 help or advice from our email and live chat teams Full Tutor Support on Weekdays Course Design The course is delivered through our online learning platform, accessible through any internet-connected device. There are no formal deadlines or teaching schedules, meaning you are free to study the course at your own pace. You are taught through a combination of Video lessons Online study materials Mock exams Multiple-choice assessment Certification After the successful completion of the final assessment, you will receive a CPD-accredited certificate of achievement. The PDF certificate is for £9.99, and it will be sent to you immediately after through e-mail. You can get the hard copy for £15.99, which will reach your doorsteps by post. Who is this course for? Health Nutrition Course is suitable for anyone who want to gain extensive knowledge, potential experience and professional skills in the related field. This is a great opportunity for all student from any academic backgrounds to learn more on this subject.

Health Nutrition Course
Delivered Online On Demand2 hours 29 minutes
£9.99

Freelance Photography Diploma Level 3

4.7(160)

By Janets

Learning Outcomes Understand the fundamentals of freelance photography Learn the strategies for choosing the right camera Deepen your knowledge of how to earn a living through your photography Familiarise yourself with the tools and software used for editing Know how to take portraits, wedding pictures and more Develop the ability to start your own photography business Description Being a freelance photographer allows you to turn your passion into your profession and be your own boss. If you love photography and want to build your own photography business, then the Freelance Photography Diploma Level 3 course is ideal for you. It will teach you the essentials of photography and show you how to get started with your business. In this course, you will learn about the core principles of freelance photography. From the highly-informative modules, you will grasp the techniques to select the right camera and tools. The course will also teach you the techniques to take different types of pictures such as portraits, pictures for newspapers, wedding photography and more. Moreover, you will get detailed information on the process of starting your own photography business. So join today and take the first step to building a promising career! Certificate of Achievement After the successful completion of the final assessment, you will receive a CPD-accredited certificate of achievement. The PDF certificate is for 9.99, and it will be sent to you immediately after through e-mail. You can get the hard copy for 15.99, which will reach your doorsteps by post. Method of Assessment At the end of the course, there will be an online MCQ assessment. In order to pass this exam, you must score at least 60%. When you submit the assessment, you will get the results immediately. Career path This course is designed to help you extant your knowledge and understanding of this sector. After completing the course, you will be able to explore career options such as Freelance Photographer Photography Assistant.

Freelance Photography Diploma Level 3
Delivered Online On Demand24 hours
£9.99

Professional Receptionist Skills Diploma

4.7(160)

By Janets

As a receptionist, you will act as the face of your company. You'll be the first person that clients and customers meet, so the impression you make will speak volumes about the way your company does business. The Professional Receptionist Skills Diploma is designed to equip you with all the essential skills you will need to be an integral member of any company in this crucial role. You will learn great administration skills, excellent IT and keyboard skills and how to conduct yourself as a professional receptionist. In fact, with your completed diploma, you will be able to effortlessly manage the most demanding tasks making you a highly valued member of any business. Why choose this course Earn a e-certificate upon successful completion. Accessible, informative modules taught by expert instructors Study in your own time, at your own pace, through your computer tablet or mobile device Benefit from instant feedback through mock exams and multiple-choice assessments Get 24/7 help or advice from our email and live chat teams Full Tutor Support on Weekdays Course Design The course is delivered through our online learning platform, accessible through any internet-connected device. There are no formal deadlines or teaching schedules, meaning you are free to study the course at your own pace. You are taught through a combination of Video lessons Online study materials Mock exams Multiple-choice assessment Certification After the successful completion of the final assessment, you will receive a CPD-accredited certificate of achievement. The PDF certificate is for £9.99, and it will be sent to you immediately after through e-mail. You can get the hard copy for £15.99, which will reach your doorsteps by post. Who is this course for? Professional Receptionist Skills Diploma is suitable for anyone who wants to gain extensive knowledge, potential experience, and professional skills in the related field. This is a great opportunity for all student from any academic backgrounds to learn more about this subject.

Professional Receptionist Skills Diploma
Delivered Online On Demand7 hours 14 minutes
£9.99

Digital Photography Masterclass

4.7(160)

By Janets

Get a step-by-step guideline on how to take amazing pictures and build a thriving career in the industry through the Digital Photography Masterclass course. This course will help you take your photography skills to the next level. Within a few steps, you will learn the essentials of capturing the perfect shot. This course is designed to provide you with an overall understanding of digital photography. Here, you will get to learn about the anatomy of the camera. Then the course will provide detailed lessons on exposure, colour, depth and much more. In the next step, you will grasp the skills to capture landscapes, portraits, architecture etc. Furthermore, the course will teach you effective editing skills and introduce you to photo editing software. In addition, through this course, you will learn the process of building your own photography business. This course is the perfect chance to build your expertise and secure a QLS-endorsed certificate of achievement. Enrol now! Learning Outcomes Get introduced to the camera and tools required for photography Learn the basic principles of different photography elements like exposure, white balance and more Build your expertise to photograph various events and scenarios Learn the techniques to take pictures in different lighting Develop the editing skills required to enhance the picture qualities Familiarise yourself with the steps to start your own photography business Certificate of Achievement Endorsed Certificate of Achievement from the Quality Licence Scheme Upon successful completion of the final assessment, you will be eligible to apply for the Quality Licence Scheme Endorsed Certificate of achievement. This certificate will be delivered to your doorstep through the post for £119. An extra £10 postage charge will be required for students leaving overseas.  CPD Accredited Certificate After the successful completion of the final assessment, you will receive a CPD-accredited certificate of achievement. The PDF certificate is for 9.99, and it will be sent to you immediately after through e-mail. You can get the hard copy for 15.99, which will reach your doorsteps by post.  Method of Assessment At the end of the course, there will be a final assessment. A set of questions will be provided, and you can complete these questions according to your convenient time. After you submit the assignment, our expert team will evaluate them and provide constructive feedback. Career path This course is designed to help you extant your knowledge and understanding of this sector. After completing the course, you will be able to explore career options such as Freelance Photographer Wildlife Photographer Event Manager Wedding Photographer

Digital Photography Masterclass
Delivered Online On Demand4 weeks
£9.99

Full Body Massage

4.7(160)

By Janets

Indulge in ultimate relaxation with a rejuvenating full body massage. Our skilled therapists expertly blend soothing techniques to melt away tension, leaving you refreshed and revitalized. Explore the healing power of touch and experience a luxurious escape for your body and mind. Book your full body massage now for a journey into tranquility and well-being.

Full Body Massage
Delivered Online On Demand5 days
£9.99

Microsoft Office Bundle

4.7(160)

By Janets

Is it possible to imagine an office without Microsoft Office software? Surely your answer would be a big NO! It's a core computer skill that every employer wants from every employee and every employee wants to mention in the resume. The Microsoft Office course is a Bundle of everything you need to know for using the most essential software by Microsoft. From creating a file to analysing data, this course will make you familiar with all the important and amazing aspects. You will learn how to create a file and how to use various advanced tools in Microsoft Office from this Microsoft Office training. The course also includes the basic and advanced features of Microsoft Word, Excel, PowerPoint, Outlook and Access. This course will open a new dimension about your knowledge of Microsoft office. This comprehensive course is designed for those who are dreaming of establishing their career in an office job. On successful completion of the course, you will get accredited certification as proof of your in-demand skills in Microsoft Office, which will give a competitive advantage in the job market. Enrol Now to start boosting your Supply Chain Management skills! Key topics to be covered Microsoft Word (Documentation, Formatting, Referencing) Microsoft Excel (Macros, Formulas, What-If Analysis, Integration) Microsoft PowerPoint (Preparation, Animations and Transitions, Slide management) Microsoft Outlook (Sort, Filter, Organise messages, Contact and calendar management) Microsoft Access (Navigation with Forms, Formatting, Validation) Learning Outcomes Know the basic to advanced Microsoft Word skills, with this Microsoft Word course, including document management, comments, compare, review, captions, cross-references, bookmarks, hyperlinks, footnotes and endnotes, citations, table of contents, digital signature, data conversion and much more of Microsoft Word 2016. Learn about macros, conditional formatting, troubleshooting invalid data and formula errors, activity-troubleshooting invalid data and formula errors, sparklines, scenarios, what-if analysis, statistical analysis, importing and exporting XML data, and other advanced features in Microsoft Excel 2016. Master slide layouts, headers and footers, SmartArt, audio and video to create a presentation, use animation and transitions, annotate a presentation, set up a slideshow, record a presentation, secure a presentation, and other advanced features in Microsoft PowerPoint 2016. Learn the basic to advanced features of Microsoft Outlook and Microsoft Access. Get all the tips and tricks for the MS office package. Who is this course for? Anyone who wants to gain extensive knowledge, potential experience and professional skills in MS Office. Those who have interest in Microsoft Office courses are a perfect match. Students from any academic backgrounds Why Choose this Course Earn a digital Certificate upon successful completion. Accessible, informative modules taught by expert instructors Study in your own time, at your own pace, through your computer tablet or mobile device Benefit from instant feedback through mock exams and multiple-choice assessments Get 24/7 help or advice from our email and live chat teams Full Tutor Support on Weekdays Course Design The course is delivered through our online learning platform, accessible through any internet-connected device. There are no formal deadlines or teaching schedules, meaning you are free to study the course at your own pace. You are taught through a combination of- Video lessons Online study supplies Mock tests Multiple-choice evaluation Career path You can add this Microsoft office Course certification to your resume to get closer to securing your dream job. With the skills of MS Office, you will be prepared for any professional office environment setup. The Microsoft Office Course will equip you with skills that can be applied to a range of roles, especially in the corporate sector. Enrol in this Microsoft office Course certification today and increase your productivity in the office in no time! Certification Upon successful completion of the course, you will be able to obtain your course completion e-certificate. A print copy by post is also available at an additional cost of £9.99 and PDF Certificate at £4.99. What are you waiting for? Enrol in the Professional Childcare and Nannying Courses now!

Microsoft Office Bundle
Delivered Online On Demand4 days
£9.99

RIDDOR Training

4.7(160)

By Janets

Our best-selling RIDDOR Training course will give you the skills and aptitude needed to keep your organisation and colleagues safe and adhere to UK regulations. Using the information shared by industry professionals, you will be given an online masterclass in the Health and Safety laws that govern all businesses and facilities, empowering you to become a specialist within your organisation and someone who will be entrusted with responsibility. In addition to learning the scope of UK Health and Safety laws, you will be trained to perform professional risk assessments of a work area and a situation. Above all else, you will be given step-by-step tuition in RIDDOR (The Reporting of Injuries, Diseases and Dangerous Occurrences Regulations 2013). This knowledge will leave you fully prepared to take charge during severe accidents and give you the ability to prevent them from happening again. The RIDDOR Training Course is an essential tutorial for all individuals who are interested in maintaining high safety standards in the workplace. The comprehensive contents are ordered into online modules that reinforce learning with high-quality audio and visual techniques and will give proven certification upon completion. Make your workplace a safer place by enrolling now. Why choose this RIDDOR Training Course? Earn a digital Certificate upon successful completion. Accessible, informative modules taught by expert instructors Study in your own time, at your own pace, through your computer tablet or mobile device Benefit from instant feedback through mock exams and multiple-choice assessments Get 24/7 help or advice from our email and live chat teams Full tutor support on weekdays Course Design The course is delivered through our online learning platform, accessible through any internet-connected device. There are no formal deadlines or teaching schedules, meaning you are free to study the course at your own pace. You are taught through a combination of Video lessons Online study materials Mock exams Multiple-choice assessment Certification Upon successful completion of the course, you will be able to obtain your course completion e-certificate. Print copy by post is also available at an additional cost of £9.99 and PDF Certificate at £4.99. Who is this course for? This course is aimed at those individuals who will have the responsibility for maintaining, investigating, or reporting accidents and risks to health in any work environment. Career path The RIDDOR Training course's training will be of great value to Health and Safety Representatives, or anyone responsible for the reportage of associated incidents. As such, it will significantly enhance the careers or roles of: Facilities Managers Health and Safety Managers Health and Safety Advisors Health and Safety Officers Wellbeing Managers Human Resource Workers

RIDDOR Training
Delivered Online On Demand1 hour 33 minutes
£9.99

Digital Risk Protection Officer Training

4.7(160)

By Janets

Protect your computer's system and networks, and keep your data safe from hackers and cyber attacks with the Digital Risk Protection Officer Training course. This cybersecurity training course provides essential training on risk management. In this course, you will learn how to protect against viruses and malicious threats through risk mitigation, penetration testing, and malware analysis. You will also be trained on how to identify risks and respond to threats and will be introduced to analytical techniques for securing your WLAN network. This cybersecurity training course is ideal for aspiring information security analysists and cybersecurity professionals. It will also benefit anyone who wishes to protect their sensitive data online. Learning Outcomes of The Digital Risk Protection Officer Training:  Learn the basics of cybersecurity risk management and risk assessment Understand the different types of risk mitigation: risk avoidance, acceptance, transference & limitation. Discover tips & tricks for analysing attacks and assessing the impact of threats Learn post-attack techniques and how to implement a forensic investigation plan Familiarise with WLAN digital security networking basics Understand the different types of authentication and the authentification process in network security Learn how encryption helps to keep your personal and private data secure Understand how to protect yourself against wireless security hacks Why choose this course Earn an e-certificate upon successful completion. Accessible, informative modules taught by expert instructors Study in your own time, at your own pace, through your computer tablet or mobile device Benefit from instant feedback through mock exams and multiple-choice assessments Get 24/7 help or advice from our email and live chat teams Full Tutor Support on Weekdays Course Design The course is delivered through our online learning platform, accessible through any internet-connected device. There are no formal deadlines or teaching schedules, meaning you are free to study the course at your own pace. You are taught through a combination of Video lessons Online study materials Mock exams Multiple-choice assessment Certification After the successful completion of the final assessment, you will receive a CPD-accredited certificate of achievement. The PDF certificate is for £9.99, and it will be sent to you immediately after through e-mail. You can get the hard copy for £15.99, which will reach your doorsteps by post. Frequently Asked Questions Are there any prerequisites for taking the course? There are no specific prerequisites for this course, nor are there any formal entry requirements. All you need is an internet connection, a good understanding of English and a passion for learning for this course. Can I access the course at any time, or is there a set schedule? You have the flexibility to access the course at any time that suits your schedule. Our courses are self-paced, allowing you to study at your own pace and convenience. How long will I have access to the course? For this course, you will have access to the course materials for 1 year only. This means you can review the content as often as you like within the year, even after you've completed the course. However, if you buy Lifetime Access for the course, you will be able to access the course for a lifetime. Is there a certificate of completion provided after completing the course? Yes, upon successfully completing the course, you will receive a certificate of completion. This certificate can be a valuable addition to your professional portfolio and can be shared on your various social networks. Can I switch courses or get a refund if I'm not satisfied with the course? We want you to have a positive learning experience. If you're not satisfied with the course, you can request a course transfer or refund within 14 days of the initial purchase. How do I track my progress in the course? Our platform provides tracking tools and progress indicators for each course. You can monitor your progress, completed lessons, and assessments through your learner dashboard for the course. What if I have technical issues or difficulties with the course? If you encounter technical issues or content-related difficulties with the course, our support team is available to assist you. You can reach out to them for prompt resolution.

Digital Risk Protection Officer Training
Delivered Online On Demand3 days
£9.99