Heated shoulder pads, warm shoulder and shoulder joints, relieve soreness, single shoulder heat, designs fit shoulders, blue S size, perforated breathable, unisex, suitable for left and right shoulders; ice pack net with built-in ice;_x000D__x000D__x000D__x000D_No battery, can be adjusted heating, divided into three gears _x000D__x000D_Low 40-60C_x000D__x000D_Mid-range 55-65 C_x000D__x000D_The highest temperature 65-75 C_x000D__x000D_Charger output voltage: 5V output current: 2A;_x000D__x000D_Four-point compression pad for more effective support and pain relief on the shoulder._x000D__x000D_Easy to operate, simple and comfortable to wear._x000D__x000D_High quality diving material, heating gasket, with USB for Android port charging cable_x000D__x000D__x000D__x000D_Note_x000D_The use of power supply problems, resulting in the use of no heating, product heating does not work, need to use 5v2a power supply._x000D_ Please measure the user's arm circumference and bust circumference before buying to prevent buying the wrong size. 1There are four?point compression pad for more effective support 2No battery, Heated shoulder wrap brace can be adjusted heating 3Made of high quality diving material, heating gasket 4Easy to operate, simple and comfortable to wear. 5If you are not satisfied with our product you received, you can send emails to us at any time.