huoge Knee Heating Pad | Electric Heating Wrap Brace Pad for Knee | USB Charging Left/Right Knee Heating Pads with Adjustable Heating Temperature

Description: This knee heating pad has 3 different heating levels. Press the button and the red color stands for a constant 50 Celsius degree. White stands for a constant 40 Celsius degree. Blue stands for a constant 35 Celsius degree. Choose the one you want. And it is powered by a power bank (which is not included). Specifications: Name: Knee Heating Pad Materials: cloth Type: Left knee pad right knee pad Size: about 74.5 * 28cm/29.33 * 11.02 inch Temperature regulation: three gears adjustable Rate power: 12V Rate voltage: 5V Power supply mode: power bank (not included) Package List: Knee Heating Pad * 1