[Separated Control 13 Heating Zones]: The YAHAVA size adjustable heated vest have totally 13 heating panels,2*shoulder,,2*chest,2*belly,1*neck,6*back, generating heat across the body, and different heating areas are controlled by different buttons, it is independently controlled according to on your demands.
[30000mAh 7.4V Battery Includes]: Quick heating in 3 seconds with a 7.4V 30000mAh power bank, and warming the whole body in 30 seconds, the large capacity battery holds up to 18 hours on the low mode when the battery is fully charged.
[6 Temperature Levels & 3 Heating Modes]: There are three heating modes: high mode (red light indicator), medium mode (white light indicator), low mode (blue light indicator). The connector on the internal pocket of the vest with two inputs: USB port and DC port, different ports show different temperatures. USB port (95°F/113°F/131°F) or DC port (140°F/149°F/158°F) can be chosen as you wish.
[Wide Application]: This electric heating vest was made of waterproof and windproof fabric, the inner lining is polyester, it is warm enough for skiing, fishing, dog walks, snowmobile and other winter activity. And also perfect for health care, like promoting blood circulation, relief pains.
[Machine Washable and Safety Use]: Machine washable, and please remember to make sure your clothes dry flat after washing. Kindly remind me that when you do not turn on the heating function of this electric vest, please disconnect this vest with a battery pack.