Electric heated vest: powered by a 5 V / 2.1A mobile power supply, USB plug compatible with most mobile power supplies on the market (battery must be purchased separately); 3 seconds fast heat, 0 radiation safe-fast and smooth heating without radiation
One-touch heating, three-block control, intelligent heating. Warm: 45℃, comfortable:35℃, energy saving: 25℃
The power interface is insulated and waterproofed, the interior of the vest is made of carbon fiber, unlike metals which are electrically conductive, you do not have to worry about washing in the machine
USB charging and heating vest: There are 2 heating zones on the back, from preheating to very high 3 heating levels. Suitable for outdoor activities such as snowmobiling, motorcycling, hiking, camping, hiking, skiing, fishing, hunting or office daily activities as well as business activities in fall and winter
Heating vest size: suitable for everyone (7 sizes from S ~ 4XL), suitable for men and women