Made of soft coral fleece fabric, it can bring you a warm and comfortable experience The internal heating body is made of high-grade carbon fiber, with one-touch operation and three adjustable temperatures (95℉~140℉), fast heating, safe and stable. It can help you resist the cold weather, feel warm and comfortable in a short time, you no longer have to be afraid of cold USB charging, can be connected to rechargeable batteries, computers and other devices for charging, very convenient With intelligent temperature control, overheat protection and short-circuit protection design to protect your safety Suitable for camping, travel, outdoor walking, office, family and other occasions Specification: Material: coral fleece Heating mat: 8pcs Speed: 3 gears adjustable Temperature range: 40℃-60℃ (±5℃) Size: 59.1x31.5inch / 150x80cm First-gear red light: 60℃ (high temperature mode, indicator light: three) Second-gear white light: 50℃ (medium temperature mode, indicator light: two) Third-gear blue light: 40℃ (low temperature mode, indicator light: one)