Gens ace Redline 2.0 Series 140C 6600mAh 2s Hardcase LiPo Battery Pack, with a factory installed 5.0mm bullet. Consumers trust the Gens ace name to deliver the dependability and high performance they expect. The Gens ace Redline 2.0 LiPo battery pack has a high-capacity, high-discharge rate that gives you the power and run-time you expect. Features - Stable automatic stacking technology enables single cell capacities of 6600mAh. - The most strict single cell capacity, voltage, resistance, discharge curve matching process. - Standard ∮5.0mm bullet. Specifications - Capacity: 6600mAh - Voltage: 7.6V / 2S / 2 Cells - Discharge Rate: 140C - Weight: 247g - Size: 138mm x 46mm x 19mm (L x W x H) - Connector Type: 5.0mm bullet