The heating pad has 3 gears temperature for your adjustment and it is washable and waterproof. USB charging is convenient for use. You can use this heating pad to warm your feet, hands or belly with a cushion above it. And it is also a great choice for your pet while sleeping. It is made of high-quality composite cloth and composite aluminum film material. The length of this product is 30cm and width is 25cm. Length of data cable is 130cm. You can use this to warm your feet, hands or belly with a cushion above it. Item Name: Heating Pad Material: Composite Cloth, Composite Aluminum Film Power: 10W Voltage: 5V Features: Washable, USB Charging, Safe Size Details: L: 30cm/11.81", W: 25cm/9.84" (Approx.) Length of Data Cable: 130cm/51.2" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Heating Pad