This is the Venom Li-Power Series 3S 1P 11.1V 1300mAh LiPo Battery with the Venom Universal Plug System.                                                                                                        FEATURES: Balance connector Venom Universal Four Plug System allows connectivity between today's four most common battery plugs, Tamiya, Traxxas, Deans and EC3, simply attach desired plug to Venom plug on battery's wire leads                                                                                    INCLUDES: One Venom Li-Power Series 3S 1P 11.1V 1300mAh LiPo Battery with Tamiya, Traxxas, Deans and EC3 pligs                                                                                                                REQUIRES: A charger with balancing capabilities                                                                                                                 SPECS: Length: 3.54"  (90mm)                                                           Width:  1.34" (34mm)                                                            Height: .71"  (18mm)                                                            Weight: 4.6oz (130.4g)                                                          Charge Rate: 1.3A (1C)                                                          Max Volts Per Cell: 4.2V                                                        Max Pack Voltage: 12.6V                                                         Min Discharge Volts: 8.25V                                                      Continuous Discharge: 20C (26A)                                                 Max Burst Rate: 30C (39A)