Fast-heating: Electric knee pad provides ultra comfy hot therapy for knee arthritis pain relief and injury recovery, keeps knee warm, can also be used on calfs, thighs, arms to relieve muscle soreness and cramps. 

Easy to Operate: 1 button control and 3 heat-settings you can control the heating temp and time totally by yourself. The power button with LED indicator, it can be operated to red-highest, white-medium, blue-lowest temp setting. Short press the button for once can change to another heat setting.

Adjustable and stay in place: Two bifurcate straps design, hook and loop closure, the heating pad can wrap around and be locked at any leg or arm positions where you need heat compress, you needn't hold it by hand any more. With a built-in mash bag, put a ice bag in, you can use it for cold therapy if need be.

Comes with 1 USB cord OR 1 USB Cable + 1 AC adapter*: The USB cord is for portable use, it can be pluged in any power supplies with usb port, such as power bank, PC, laptop, desktop computer, car charger... 

*US and Canada Only

Heat setting temperature parameters for reference:

1.- When use USB Cable, the output is about 5V/500mA:

• Highest (red):  The temp is about 55℃-57℃, hot, for long time use.
• Medium (white): The temp is about 45℃-48℃ , warm, for long time use.
• Lowest (blue): The temp is about 36℃-38℃, lukewarm, no need to use this setting.

2.-  When use the AC adapter, the fixed output is 7.9V/1.1A:

• Highest (red): the temp is 80-90℃, supper hot and heats in seconds, 10 mins later you may need change to a lower heat setting.
• Medium (white): The temp is 75-80℃, very hot, 30 mins later you may need change to the lowest setting.
• Lowest (blue): The temp is 48-50℃, warm, for long time use and temp buffering.
• Warm Note: The heating pad has a built-in mesh bag (13.5*18cm), if need be, put a ice bag in, it can be used for cold compress.

Package Included:

A/  US and Canada:

1 x Knee Heating Brace + 1 x USB Cable + 1 x US Plug + 1 x Instruction

B/ Rest of the world:

1 x Knee Heating Brace + 1 x USB Cable + 1 x Instruction