Function:1. Warm Sleeping Pad: 5-zone heated sleeping pad, large heating area, supports 3-level temperature adjustment, easy switching, warm and comfortable, allowing you to enjoy warmth in the cold season.2. Fast Heating: Uses carbon fiber metal heating wire for fast heating speed, fine oxidation resistance, anti-pulling, not easy to break or deform, high temperature and corrosion resistance, and no fear of washing.3. Long Endurance: With 5V USB plug, compatible with most power banks or chargers on the market. Insert 10000mAh power banks (not included), it can continue to heat for 5-9 hours.4. Fine Quality: Made of high-quality pleated thick cotton, comfortable and skin-friendly, with cotton inside, which has better thermal insulation effect. The back is made of epoxy fabric, which is durable and non-slip, and does not damage the ground.5. Wide Application: It can not only be used as a sleeping pad or tent pad, but also as a sofa heating pad, yoga mat, heated seat cushion for car, etc.6. Easy to Carry: 1980x610mm (6.5x2.0ft) pad size fits most adult sleeping bags. Lightweight design for easy storage and portability.Specification:Specifications:Material: CottonPower: 5V USBItem size: 1980 * 610mm/ 6.5 * 2.0ftPackage size: 360 * 120 * 120mm/ 14.2 * 4.7 * 4.7inPackage weight: 750g/ 1.7lb.Package list:1 * Sleeping padNote:You can adjust the temperature according to your own needs. The time for using electric heating clothes is slightly different depending on the ambient temperature. Please understand.