*note* A123 packs MUST be charged and balanced on equipment approved for A123 cells A123 7s1p (7 Cell) 23.1v 4600mAh battery pack in flat configuration. Discharge up to 60C (276A) All packs come with taps pre-installed. Choose your preferred Tap style below Main Lead Connector: Choose your preferred option below. Dimensions 52mm x 182mm x 66.5mm. Weight Approx. 490g / 17.28oz