Warm Slippers Battery Power Bank 7.4v 6400mAh (AC407) 

The AC407NC-7v6400 is 7.4v 6400mAh version of AC407 li ion rechargeable battery pack made of 4pcs Samsung18650 battery, LG 18650 battery, Sanyo 18650 battery or other optional 18650 battery, The AC407 battery has no output setting, to get output setting customer can use with our T21sicpu the silicon pushbutton heat controller.  Application: heated boots womens, wireless heated slippers,electric heated boots, heated hunting boots, best microwave heated slippers and other 7v heated wear products.  Battery ID: AC407NC-7v6400 Cell inside: 4pcs li ion 18650 battery Dimension: 23*76*82mm Capacity: 7.4v 6400mAh Input:  8.4v 3A max Output: 8.4v~6V 3A max, constant DC output, no output settings. to get output setting customer can use with our T21sicpu the silicon pushbutton heat controller. Input/Ouput Terminal: 3.5*1.35mm coax type,  or designated connector in extension cable. Weight: 220g Function Code: NC (No control, but can have…