Winter Warm Men Women Heating Vest USB Infrared Flexible Outdoor JacketFeatures:High Quality And new3 file temperature control adjustment. What temperature do you want . WashableUSB charger. Mobile phone, charging treasure, computer... can supply powerCarbon fiber heating conductor, safe and energy saving,Heating up to 8 hoursThe weight of the product is about 450g light as feathers, and the inner clamp is pure to ensure that the temperature will not be lost. ,, warm, breathable, wear-resistant,-light, anti-, acid-proof.Description:Softness index: softerFabric Name: PolyesterLining Ingredients: Polyester (Polyester)Main fabric composition: polyester fiber (polyester)Thickness: quiltedNumber of floors: threeVoltage: 5V/USB interfacePower supply: 5V. 2APower bank: 8000MAHSnowman power supply: charging treasure or mobile phone charger rating: washable1. the thermostat is connected to the power supply (battery), the red, blue and green lights flash once,press the button for 2 seconds to turn on, enter the preheat mode, the LED displays red, with breath flash,high-end output, output power, about 65 Celsius, 3 hours of use, automatically jump to mid-range 5 minutes of heating;2. Mid-range, LED display blue, use 4 hours, about 55 degrees Celsius, output power 70%;3. Low-end, LED display green, use 8 hours, about 45 degrees Celsius, output power 40%;4. Click to the gear position, the third gear cycle, long press 2 seconds to shut down.Package Contents: 1X Heating VestLabel SizeLengthWaistlineBustShoulderHeightXL64cm/25.20''100cm/39.37''102cm/40.16''40cm/15.75''170-180CM/66.93''-70.87''Label Size:XLLength:64cm/25.20''Waistline:100cm/39.37''Bust:102cm/40.16''Shoulder:40cm/15.75''Height:170-180CM/66.93''-70.87''