Description Color: Black Features 1. Adjustable temperature and vibration settings provide soothing warmth and precise relief, helping to alleviate wrist stiffness and discomfort during daily activities or restespecially suitable for those seeking comfort in cold weather or repetitive tasks. 2. This multi-functional heated wristband features a flexible wrap design that conforms to the wrist and ankle, delivering continuous heat to where it's needed most, making it ideal for use at home, in the office, or while traveling. 3. Made with breathable fabric and soft-touch materials, ensuring comfort for extended wear, suitable for prolonged use while working, cooking, or relaxing. 4. With a built-in rechargeable battery and USB charging support, this wireless heated wristband requires no power cord or outlet, providing warmth anytime, anywhere, making it easy to use while commuting, outdoors, or working at your desk. 5. An ergonomic, non-slip design ensures a secure fit even during exercise, providing stable 360-degree coverage and ergonomic support, offering a comfortable experience whether typing, writing, practicing yoga, or engaging in outdoor winter sports. Comments: 1. Manual measurement tolerance is 2-5g. Please don't mind your replacement. 2. Due to differences between different monitors, the image may not reflect the actual color of the item. Thank you very much! 3. The SKU color is the color of the product packaging. Package includes: 1 * Hand Massager