The Heated Knee Wrap heats in seconds, provides ultra comfy far Infrared therapy for knee arthritis pain relief and injury recovery, keeps knee warm, can also be used on calf, thighs, arms to relieve muscle soreness and cramps. The heated knee Wrap includes a powerful rechargeable battery（7.4V，2600mAh), It's very convenient you'll have the freedom to go where your please without being tied to a power cord. Heated knee wrap is a perfect gift for your grandparents, your parents, your friends, your lover and yourself!
