Feature: 1. 8-zone intelligent heating thermal underwear is designed with heating zones for the shoulders, waist, back, elbows, knees, etc. that are prone to cold, to generate heat in a large area and promote bloods circulation. 2. Using carbon fiber far-infrared heating technology, the heating speed is quick, the heating is uniform, it can be rubbed and cleaned, not easy to break the wire, high temperature resistance, pull resistance, safety and no radiation. 3. Wireless intelligent temperature control, connect the phone APP through BT to adjust the temperature or set the heating time, no longer need to lift the clothes, and it is more convenient to use. 4. Made of high-quality skin-friendly fabric, warm, comfortable and breathable, not easy to wrinkle or deform. Support machine wash and hand wash, gentle washing can prolong the lifespan of the heating pads. 5. The button supports 5-level temperature control, one-key switching, to meet your different needs. With USB interface, support power banks (not included) power supplys, with storage pocket, easy to carry. 6. Perfect for daily commuting, outdoor activities, skiing, Cycle, etc. in cold weather. It can be a nice gift for family, friends, colleagues, outdoor sports enthusiasts, etc. Specification: Are you still worried about winter? Our intelligent heated clothing can withstand the harsh cold and stay with you all winter long. 8-zone heating, evenly heated, supports APP intelligent temperature control, makes wearing more comfortable, and firmly locks in warmth. It is perfect for daily commuting, outdoor activities, skiing, Cycle and more in the cold season. Features: 8-zone intelligent heating thermal underwear is designed with heating zones for the shoulders, waist, back, elbows, knees, etc. that are prone to cold, to generate heat in a large area and promote bloods circulation. Using carbon fiber far-infrared heating technology, the heating speed is quick, the heating is uniform, it can be rubbed and cleaned, not easy to break the wire, high temperature resistance, pull resistance, safety and no radiation. Wireless intelligent temperature control, connect the phone APP through BT to adjust the temperature or set the heating time, no longer need to lift the clothes, and it is more convenient to use. Made of high-quality skin-friendly fabric, warm, comfortable and breathable, not easy to wrinkle or deform. Support machine wash and hand wash, gentle washing can prolong the lifespan of the heating pads. The button supports 5-level temperature control, one-key switching, to meet your different needs. With USB interface, support power banks (not included) power supplys, with storage pocket, easy to carry. Perfect for daily commuting, outdoor activities, skiing, Cycle, etc. in cold weather. It can be a nice gift for family, friends, colleagues, outdoor sports enthusiasts, etc. Specifications: Color: Black Material: Nylon Size: S / M / L / XL / XXL(optional) Package Size: 420 * 320 * 50mm/ 16.5 * 12.6 * 2.0in Package Weight: 1.1kg/ 2.4lb Note: APP can directly scan the QR code on the manual to download. Packing List: 1 * Suit of Thermal Underwear Package List: 1 * Suit of Thermal Underwear