Feature: 1. Using soft fabric, built‑in thermal insulation fiber heating material, comfortable and wear‑resistant, durable. 2. Imported composite fiber heating wire is used, the heating wire is densely routed, the heating temperature is uniform and high, and it is not easy to oxidize and burn out the circuit. 3. Three kinds of temperatures can meet different needs. 4. You can put it directly in your belt, scarf and other clothes for warming and heating, using a 5V 2A power supply, such as a computer, power adapter or power box (this product does not include a power supply). 5. It has a certain degree of folding and water resistance, and can be washed, but do not immerse in water for a long time. (The cloth is stuck together, so long‑term soaking may affect the adhesion of the glue) 6. The switch adopts full waterproof coating for better waterproof effect. The electric wire has the characteristics of folding resistance, waterproofing, tensile resistance and long service life. Repeated cleaning will not affect the use. 7. It is light and portable, and it is convenient to carry during outdoor camping or other activities in winter. Specification: Condition:100% Brand New Item Type: Heating PadPower Supply: 5V2A Power Supply Mode: USB charging Material: Composite Fiber Adjustable Temperature: 35℃-55℃ Gear Setting: Red (high-gear), blue (mid-gear), green (low-gear) Single Heating Pad Size: Approx. 70 x 240mm/2.8 x 9.4in Scope of Application: Belts, scarves, etc. Features: 3 kinds of temperature, washable, lightly rubbed, insulated, no static electricity, resistant to pulling. Package List: 2 x Heating Pad Note: 1: This heating cloth must be plugged into a 5V2A power adapter (specially equipped in our shop) or 5V2A power bank to heat it to achieve the desired effect. If the output is not reached, the temperature control switch light will not turn on or the heating effect will not be good when the high temperature gear is used.2: When using, please use a thicker cotton cloth such as a towel to wrap the heating sheet up and down. This is to prevent the heat from being quickly dissipated, and the temperature cannot be measured when placed on the table.3. Do not plug in the computer USB or use the power bank port that does not reach 5V2A. Do not power on for a long time at high‑end when not in use, do not power on and wash, and it is strictly forbidden to pull the switch wire forcibly to avoid damage to the switch.