Heated Socks Rechargeable Electric Heating Socks 3 Modes Thermal Winter Foot Warmer For Men Women Outdoor Skiing Cycling *1. 3 Heating Modes: There are three heating modes for you to choose freely, including 40(for daily life), 45(for working) and 50 (for outdoor), sufficing your different using needs. *2. Durable Modal Material: Made of high quality modal material, wear resistant and durable, not easy to get deformed or pilling, owning long using life span. Good breathable ability brings you comfortable using experience. *3. High Elasticity & Waterproof: With two times higher elasticity than the normal fabric, the sock can cover your foot and ankle carefully, waterproof and washable, available to be used for many times. Good elastic design makes it universal for different sizes of foot. *4. Large Battery Capacity: Adopting 3.7V 5000mAh big capacity power banks, the socks can support for long time working time, no need for recharging frequently. *5. Double Layers: Featuring in modal and cashmere double layers fabric structure, invisible heating way brings comfortable big area heating service, odorless and soft, reliable to use for daily life, perfect for cold winter. Description: *1. Material: modal+ cashmere + plastic + electric component *2. Color: black *3. Heating modes: 3 modes *4. Battery capacity: 5000mAh *2 *5. Voltage: 3.7V *6. Operating hours: High temperature-5h Low temperature-9h Medium temperature-7h *7. Charging time: 6 hours Package Includes: 01: 1 x Sock 02: 2 x Heating Sock, 2 x Power Bank, 1 x Cable