This is a Venom 35C 4S 5000mah 14.8v LiPO Hrdcse ROAR Approved with Universal Connector
Specifications:Battery Type: Lithium PolymerConfiguration: 4S1P Weight: 528g (18.62oz)Dimensions: 138 x 46 x 49Charge Rate: 5.0AContinuous Discharge: 35C (175A)Max Burst Rate: 70C (350A)Min Discharge Volts Per Pack: 12.0VMax Volts Per Cell: 4.2VMax Volts Per Pack: 16.8VWatt Hours: 74