Traxxas 2940X Series 3 3300mAh NiMH 7-Cell, 8.4V Battery (flat pack) New iD-Equipped Power Cell batteries deliver unmatched speed, acceleration and power in all Traxxas cars, trucks, and boats Premium quality, low-resistance cells; flexible, silicone-jacketed 12AWG wire; heavy-duty welded tabs; and Traxxas' High-Current Connectors Series 3 Power Cell packs offer 3300mAh capacity for excellent run time and "punch" at an affordable price Precision assembly with attractive, individually wrapped cells and clear overwrap complete the package Traxxas capacity ratings reflect the minimum capacity for the pack, not the maximum