- Recharges in 4 hours or less
- Charges last up to 5 hours
- Powered by rechargeable, built-in lithium-ion Polymer batteries
- Can be trimmed to fit almost any shoe size
- Fit easily into shoes or boot
- 9 11.5 Inch (Mens)/10.5 13 Inch (Womens)
- Uses high tech wireless thermal technology no wires, extension cords, Velcro Straps or battery strap brackets & no batteries mounted to your ankle, shoe or waist.
- Lithium ion polymer batteries embedded in the foot warmer insoles are rechargeable
- Adjustable to three temperature settings to warm cold feet by remote control: settings are no heat, medium 100 degees & high 111 degrees
- can be recharged up to 500 times using the charger that is included
Using state-of-the-art wireless thermal technology with a built-in thermostat, original heated insoles are the perfect solution to your cold feet blues-keeping your feet warm without getting hot to the touch and making them sweat. It’s the best way to keep your feet warm while hunting, working, and enjoying outdoor passions. Heated insoles offer convenient remote operation-no wires or external batteries-and at least 2,500 hours of use or about four winters of heavy use. Using thermacell’s original heated insoles is easy-simply adjust the temperature utilizing the wireless remote control to the setting of your choice: no heat (standby), medium (100 degree), and high (111 degree). package includes: 2 heated insoles equipped with integrated rechargeable lithium-ion polymer batteries; 1 remote control with battery; 1 lanyard; 1 drawstring travel bag; 1 wall charger; 1 Instruction booklet. Customizable sizes for men and women. Fits men’s shoe sizes 3.5-13 and Women’s shoe sizes 4.5-14.