Upstartech Wireless Electric Multiple Shoveling Outdoor Recreation Review

Warm and Comfortable: Made of soft EVA material, simply trim to fit; Max Temp: 150 °F/60 °C, perfect for the winter. The unisex design is ideal for both men and women. Wireless control with 3 heat settings: with 3 heating levels to choose between, High - (III): 150°F for 4 hours, Medium - (II): 131°F for 6 hours, or Low - (I): 115°F for 8 hours . Using industry leading safe heating technology. Adjustable Shoe Size: Adjustable to your shoe size -trim the soles for the perfect fit following size guide. Size 4- 12 (35 - 45). Rechargeable Battery Heated Insoles: Keeps feet warm, recharges at least 500 times using the included charger,Operated by a small and lightweight, wireless remote control. Safe: Far-infrared heating element distributes heat gently and evenly. Built-in thermal protection module.Once it is overheat,it would stop.It is absolutely safety for your foot.