Description: This electric heating pad, made of soft fabric with insulating fiber heating material, is ideal for warming your clothes in winter. Compatible with 5V 2A power supply (not included), it fits easily into your jackets and vests. Lightweight and portable, it is perfect for camping and outdoor activities. Features: Quality Material: Soft and durable fabric with insulating fiber heating material. Ease of Use: Compatible with 5V 2A power supply, easy to insert into various clothes. Temperature Modes: 3 temperature settings: high (about 55), medium (about 42), low (about 31). Convenient Timer: 30-minute timing mode for optimal comfort. Foldable and Waterproof: Waterproof to a certain extent, washable, but should not be immersed for a long time to maintain stickiness. Specifications: Condition: 100% Brand New Material: Polyester + Metal Fiber Color: Black Power: 8.5W Power Requirement: 5V 2A Modes: High: Approx. 55 Medium: Approx. 42 Low: Approx. 31 Cloth Size(L x W): Approx. 17.5 x 10cm(6.9 x 3.9in) Weight: Approx. 69g Package: 1 x Electric Heating Pad(Power bank is not included) Method of Use: Turn on the pad and press the button to start the high temperature mode (red light). Press again to switch to medium temperature mode (orange light). Press a third time for low temperature mode (blue light). To turn off, press a fourth time. For the 30-minute timer mode, press the button for 3 seconds when the power is on. Precautions: Do not use on infants or people sensitive to heat. Avoid humid environments and do not immerse in water.