1.Three-speed temperature adjustment,25°C,35°C,45°C only need to press the power button on the chest of the vest.Use while skiing, fishing,snow plowing or outdoor walking in a cold weather
2. Heating area:only back,neck.When the power is turned on.The whole back can feel the heat
3.The vest is powered by mobile power,the parameter value is USB interface,2.1A,5V.(Mobile power supply is not included,no special designation,general purpose)
4.heating clothes vest is made of Chemical Fiber Blended+Cotton+Polyester Fiber.
5.washable,and can easily be worn with durable zipper,wear off more convenient. Built-in portable source storage pocket,easy travel