• [Soothing Warm Ankle Support] This Heated ankle brace provides ultra comfy hot therapy for sprain, strain, rolled ankle, arthritis, or a sporting injury, effectively speeding up recovery and preventing further injury. Also can promote the circulation, relax tired muscle due to long time standing or walking.
• [Effective & Safe Heating] Adopts carbon fiber heating, fast heats up and let you feel cozy without waiting. This heated ankle support works with 5V low voltage so that it can be heated without causing electromagnetic radiation.
• [3 Temperature Settings] Adjustable 3 temperature levels with indicator light, one button control. Green light - about 122℉, Blue light - about 140℉, Red light - about 158℉.
• [USB Powered] The heated elbow wrap is powered by usb cable which can easily been plugged to any PC, power bank, car charger and USB adapter. Plug and play.（It can't be charged）
• [Adjustable Size] Universal sizing for left or right foot, adjust the size by the hook and loop design, one size fits all. Helps to reduce swelling, and pain caused by sports injuries, achilles tendinitis, arth-ritis and more.

• Package Dimensions ‏ : ‎ 6.61 x 6.06 x 1.38 inches; 3.21 ounces
• Date First Available ‏ : ‎ August 30, 2021
• Manufacturer ‏ : ‎ WOOLALA