Knee Massager New Rechargeable Vibration Massager Home Infrared Hot Compress Physiotherapy Instrument Knee Massager

Rated voltage: 3.7V

Battery capacity: 3000mAh

Input current: DC5V---2A

Function: LED light touch screen, clearly visible and easy to operate Vibration massage, relieve knee pressure and fatigue Constant temperature hot compress, low-level heating 40 degrees, high-end heating 55 degrees Rechargeable lithium battery, safe and stable long battery life