USB Heating Gloves wholesale china

Name: Mobile rabbit wool knit gloves heating lithium battery, USB, power adapter 3 with power supply
Material: chemicalWith a protection circuit using the 3.7V Li-ion battery, the computer USB port power supply, or power adapter power supply in three ways. Power supply voltage of 6V or less are safe, reliable, products, current 400mAh-800mah, will not harm the human body. If the lithium batteries are not careful, then short-circuit protection circuit will disconnect their own, will not be any security problems, and then the battery charge will automatically be reinstated.