【Ultra-Lightweight Neck Relaxation Device】 Weighing only 98g, this device is so light you'll forget you're wearing it, reducing the burden on your neck. In addition, the flexible frame design fits snugly around your neck. Its compact size won't get in the way when you move. The skin-friendly material provides a comfortable fit. Use it for 15 minutes a day to refresh and revitalize your neck. 【10 Modes, 15 Intensity Levels, and Heating Function】 This relaxation device offers 10 pulse modes and 15 intensity levels, allowing you to freely combine your preferred mode and intensity. You can also turn the temperature on or off, providing thorough care for your neck. (We recommend starting with intensity level 1 for your first use. Gradually increase the intensity level as you get used to it.) 【Voice Guidance and Easy Operation】 Easily operated with three buttons, the voice guidance function allows for hands-free operation. Even those who are not tech-savvy can use it easily. You can also turn off the voice guidance, so you can refresh yourself without worry in public places where voice guidance may be inconvenient. 【15-Minute Auto-Off and Long-Lasting Battery】 Convenient USB charging with a built-in large-capacity battery. A single full charge allows for up to 15 days of use, with 15 minutes of use per day. The device automatically turns off after 15 minutes of use, preventing overuse and accidental forgetting. 【Cordless and Unisex】 The cordless design allows for easy portability. You can wear it when you go out or put it in your bag. Enjoy "while-doing" care anytime, anywhere, whether you're working, doing housework, or reading. An ideal gift for loved ones on occasions like Respect for the Aged Day, Father's Day, Mother's Day, and birthdays! Also perfect as a reward for yourself!