Heated Coat Power Bank 7.4v 6800mAh (AC403) 

AC403PC-7V6400 battery is 7.4v 6800mah version of AC403 rechargeable li ion battery pack. AC403 battery is 4x18650 li ion rechargeable battery pack designed for heated jacket and other heated products with PWM the adjustable pulse DC output technology.  Application products like: heated motorbike clothing, electric jacket liner, best heated vest motorcycle, best heated coat and other heated wears products.  The ac403 battery is designed with plug holding port, with specified 90 degree 3.5*1.35mm DC plug the connection will be very stable, never will lose connection in sports activities.  The AC403 battery is designed for electric heated wears application.  It's size is  24*81*95mm( 24*81*100mm for 14.8v wireless version) , with an ON/OFF switch and a LED screen, a 3.5*1.35mm coax type socket connector.  The AC403 battery LED screen can be made to reflect the battery fuel level status by displaying number 0~9, 9=full, 0=need charge. Th…