Knee, Wrist, Ankle Massager

Product size: 49x12.5x4.3 (cm)
Output: 9V, 1A
Input: 100V- 240V
Lithium battery: 7.4V 1800mAh
Product Color: Black
Specifications: Wrist Massager, Bare Foot Massager, Knee Massager, Waist Massager

Function: air pressure + vibration + hot pack three functions black