The Gens Ace 2S 60C 5000mAh Hardcase Shorty LiPo Battery Pack features 4mm bullets and includes an adapter cable with a factory installed T-Style connector. This is a high-capacity, high-discharge rate that gives you the power and run-time you expect from Gens Ace LiPo batteries. Features: Stable automatic stacking technology enables single cell capacities of 5800mAh Strict single cell capacity, voltage, resistance, discharge curve matching process Superior Japan and Korea Lithium Polymer cells Standard 4.0mm bullet w/Deans+XHR-3P Adapter Specifications: Voltage: 7.4 Cell Count: 2S Capacity: 5000mAh Discharge: 60C Dimensions: 95x46x25mm Weight (+/-20g): 213g Wire Length: 100mm Balance Connector Type: JST