Feature: This 8-in-1 heating pad allows you to place 8 pads on different parts on the inner part of the coat to warm it better You can choose one of 3 gears to get the suitable temperature according to your need Made of composite fibers, this heated pad can resist pulling. It can work well with the jacket, vest, down jacket, and so on It comes with a switch, simple and convenient to use. You can directly place this USB heating pad on the inner part of the jacket, vest, and other clothes, and then use power supply such as the computer, power adapter, or power bank(not include) to heat it Lightweight, easy to carry along, which is suitable for outdoor camping or other activities in winter. And it also fits for people who are afraid of the cold. Don't need to worry about the winter again Specification: Color: Black Size: 120*80mm Voltage: 5V Resistance: 4-6 Power Supplies:USB Package Included: 1 x 8 IN 1 Heating Pad