Unisex Heated Socks Battery Operated Socks with 3 Temp Settings

Specifications: Size: S: about 20*29cm/7.87*11.42in M: about 22*32cm/8.66*12.60in L: about 24*35cm/9.45*13.78in Product material: combed cotton + silicone Battery: 3.7V 3400mAh Output power: 3.7V 1.5A Heating wire: metal wire + silica gel Heating area: front and instep of forefoot (Tested result at room temperature 25℃) Temperature: Low temp setting: 45-50℃ lasts for 6.5-7.5 hours Medium temp setting: 45-55℃ lasts for 5-6 hours High temp setting: 60-65℃ lasts for 3-4 hours Packing List: Socks*1 Pair Battery*2 USB Cable*1 Manual*1 (not guaranteed to be English manual) Notes: Due to the lighting effects and shooting angles the color of the item and that shown in the picture might have a nuance. Due to manual measurement there might be a tolerance in the product size.