Specification: Material: imitation cashmere Dimensions: 18x12.5 cm Double-sided heating: the hands and backs of the hands can be heated, but not removable and washable Product default packaging: A set of products includes: a pair of heating gloves + a USB interface extension cable Precautions: 1. Please unplug the power supply when people leave or do not use it to avoid accidents caused by overheating of gloves due to prolonged heating 2. When cleaning the clothes, take out the heating sheet, and the gloves can be washed separately. If the heating sheet encounters water, please dry it before use. 3. The rated power of the product is 5V0.76A. Please do not use high and 5V mobile power supply, power adapter, computer with 3.0 or above USB.USB-C interface. (When the output voltage exceeds 5V2A, the heating temperature of the gloves will be too high, which may easily cause burns)