Smart Heating Socks Foot Thermal Electric Heated Stockings Winter Cold Resistant Electric Socks

Feature: 1. 3 Gears Adjustment: Comfortable and free 3 gears adjustment, according to the need, adjust the different temperature, low grade 40 celsius , mid grade 45 celsius , high grade 50 celsius . 2. Indicator Light: One indicator light is low temperature mode, 2 indicators light is medium temperature mode, 3 indicators light is high temperature mode. 3. Safe Lasting Warmth: A total of 2pcs 2200mAh batteries (included), full power, long life, lithium battery 3 LED lights flashing when charging, full of 3 LED lights on, available for 6?7 hours. 4. Carbon Fiber Heating Wire: The temperature can be as high as 50 celsius , through the carbon fiber wire heating, carbon fiber heating wire rapidly heating up, about dozens of filaments composed of a silk hair as soft. 5. Washable: No fear of washing, remove the battery, the power interface use waterproof treatment, can be washed by hand, washing, remember to put the charging plug in the pocket, remember to take out the battery. Specification: Item Type: Smart Heating Socks Material: Pure Cotton Gross Weight: 370g / 13.1oz Insole Battery: 2pcs polymer lithium batteries 4400mAh (included) Color: Black. Package List: 2 x Sock 2 x Battery1 x Data Cable1 x Instruction Manual