Description: Features: brand new and high quality Three-gear temperature adjustment: The warm gear is about 58 degrees, the comfort gear is about 53 degrees, and the energy-saving gear is about 45 degrees. Make it by yourself: Cheap heating piece. You can make it yourself by adding it to your favorite glove and connect it to the mobile power supply. Very safe: safe temperature, far infrared heat, only 5V. High quality fabric: The composite fiber heating sheet has high reinforced properties, and it is a good electrothermal conversion material. Applicable to: suitable for clothes, vests, underwear heating to keep warm. Specification: Input voltage: 5V Maximum voltage: 7.4V Output power: 9.3-9.7W Current: 1.80-1.90A Power supply: USB/for DC charging Color: Black+Gray Material: Metal Fiber Size: approx. 21.5x27cm(8.46x10.63in) Quantity: 1 p(2pcs) Note: Transition: 1cm=10mm=0.39inch No retail package. Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 p(2pcs) x Five-Fingers Heating Sheet(other accessories demo in the picture is not included.)