Features: *Ergonomic design: This massager is an ergonomically designed knee massager. The adjustables strap design makes this massager suitable for small knees or large knees. *Multiple body parts massage: This massager is not only suitable for knees, you can also use it on arm, thighs, knees, calves, ankles. *Portable: The knee massager is small and portable. It can be placed in a suitcase or luggage bag when traveling. It does not take up space and is easy to carry. *Easy to operate: This rechargeable cordless heated knee massager is equipped with a large touch screen, which is clearly visibles and makes operation more convenient. *Multi-function: It has constants temperature hot compress massage function and vibration mode, which can massage your knees in all direction, allowing your knees to enjoy an all-round comfortable massage experience and keeping your knees away from moisture and cold. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: ABS Size: 25*14*8CM Charging voltage: 5V/2A Battery capacity: 3600mAh Full battery life: 90 minutes Hot compress temperature: 45°C65°C Package List: 1 x Knee Massager