Socks Self Heating Warm Tourmaline Socks Pain Relief Unisex For Adult

Socks Self Heating Warm Tourmaline Socks Pain Relief Unisex For Adult Description: Rechargeable lithium battery heating three-level temperature control warm and comfortable. Product 5V voltage low temperature 35 degrees Celsius medium temperature 45 degrees Celsius high temperature 55 degrees Celsius three-speed adjustment carbon fiber is hot When charging the 3 LED lights of the lithium battery flash. When fully charged the 3 LED lights are always on and 4-5 hours can be used. Soft comfortable flexible durable insulated and washable by water. Material: cotton + heating wire Size: Average size (tube height 24-37CM/9.45-14.57in sole 21-30CM/8.27-11.81in); socks have elasticity can stretch Lithium battery 2200MAH charging time is 3.5 hours full heating time 4-5 hours Package Contents: 1 Double Charge Heating Warm Socks