Product Dimensions: 11.40x9.10x3.94 inchHighlights:1.11 Heating zones fast warm you up2.3 Temperature Levels & 2 Power Switches3.Reliable far infrared carbon fiber heating element4.Classic black color match any styles5.Comfortable wearing in chilly winterDetails:*Features*:*11 Heated Zones*:This heated vest has 11 heating panels scattered from the collar to the lower back for near total coverage. Just slip the vest on to feel chill-busting warmth surrounding your body that will keep you working or playing outside even longer.*3 Temperature Levels & 2 Power Switches*:Come with 3 levels of temperature ranging from 38℃/100.4℉ to 48℃/118.4℉ to 53℃/127.4℉ and individual belly and back heating control,so you can customize your comfort on the go. If you start to feel too warm,simply turn it off and enjoy it as a regular piece of outerwear.*Rapid Warming*:Adopting reliable far infrared carbon fiber heating element,this vest will start heating quickly in 3-5s after powered on. Take the edge off cold and make your whole body warm up in no time.*Comfortable& Lightweight*:Made of lightweight polyester fiber,it will not weigh you down and easy to pack.*USB Powered*:You can use your own power bank with 5V 2A output to power the vest,convenient and safe. Widely compatible with outdoor skiing,winter fishing,mountain motorcycle,bicycle,camping,snow hiking,hunting,outdoor attendance,office daily,and etc..Tips:It can be washed with 30℃/86℉ or below water. No tumble drying.*Specifications*:​ Product Type: Heated VestColor: BlackMaterial: Chinlon(exterior)+Polyester Fiber(padding)Size Options: S/M/L/XL/2XL/3XL/4XLHeating Area: 11 Heating PanelsInput: DC5V 2APower: 10WTemperature Levels: 38℃/100.4℉; 48℃/118.4℉; 53℃/127.4℉S Package Size: 46*38*3cm/18.11*14.96*1.18inS Package Weight: 422g/0.93 lbsM Package Size: 50*38*3cm/19.69*14.96*1.18inM Package Weight: 463g/1.02 lbsL Package Size: 52*38*3cm/20.47*14.96*1.18inL Package Weight: 482g/1.06 lbsXL Package Size: 60*40*3cm/23.62*15.75*1.18inXL Package Weight: 539g/1.19 lbs2XL Package Size: 55*38*3cm/21.65*14.96*1.18in2XL Package Weight: 532g/1.17 lbs3XL Package Size: 60*39*3cm/23.62*15.35*1.18in3XL Package Weight: 583g/1.29 lbs*Package Lists*:1 x Heated VestSHIP FROM : USA/CHINASHIP TO : USA