Feature:1. Electric heating pad made of soft fabric, builtin insulating fiber heating material, comfortable, wear resistant and durable.2. High quality, not just for your life to provide safer guarantee, good material can extend the life of product.3. Good waterproof, uniform heating, washable, but do not soak in water for a long time (cloth stuck together, long term soak not afraid of affecting glue adhesion.)4. Excellent performance, the electric heating pad lightweight and portable, convenient to carry out outdoor camping or other activities in winter.5. Application range, electric heating pad also suitable for people afraid of cold, don't worry about winter anymore, can placed directly into jackets, vests and other clothing for heating using 5V 2A power supply.Specification:Condition: 100% Brand NewName: Electric Heating PadType: USB 3 In 1Material: Heating ClothColor: As Pictures ShownQuantity: 1PCSNormal Temperature Resistance3-8Maximum Voltage: 5-7.4VThickness: 0.3mm/0.01inchMain Usage: Heating Vest, Heating ClothingSupply Power5V2ARated Power7WThree Gears Temperature30, 40, 50Depending on Using EnvironmentSwitch Category: Line High-Middle-Low Three Gears AdjustmentTiming Function: Open Switch, Press Switch Key for 3 Seconds at Any Gears Position to Enter 30 Minutes Timing FunctionFeature: Washable, Lightly Knead, Absolutely No Static Electricity, Tensile ResistanceWeight: Approx. 53g.Package List:1 xElectric Heating PadNote:Do not plug in computer USB or not achieve 5V2A charging port for use, do not power on high level for a long time without use, do not power wash, do not strong pull switch cable, so as not to cause internal damage of the switch.