This the Venom Power 20C 2100mAh Lipo Battery with EC3 Plug.

FEATURES: EC3 Plug
          Balance Plug
          30C Burst

INCLUDES: One 20C 2100mAh 11.1C LiPo Battery

REQUIRES: LiPo capable charger and balancer

SPECS:    Charge Rate: 1C (2.1A)
          Continuous Discharge: 20C (42A)
          Min. Discharge Volts Per Pack: 9.0V
          Max. Burst Rate: 30C (63A)
          Max. Volts Per Cell: 4.2V
          Max. Volts Per Pack: 12.6V
          Dimensions: 25x36x106mm (0.98"x1.4"x4.2")
          Weight: 6.28oz. (178g)

COMMENTS: ALWAYS use a LiPo-approved Charger
          ALWAYS use a LiPo Cell Balancer
          NEVER Charge over 4.2V per cell
          NEVER Charge at currents greater than 1C
          NEVER Charge through the "To ESC or "DISCHARGE" lead
          NEVER Trickle Charge
          NEVER allow to Discharge below 2.5V per cell
          NEVER disassemble or modify pack wiring in any way or puncture cells
          NEVER place on combustible materials or leave unattended during
            Charging
          ALWAYS Charge in a fireproof location
          ALWAYS set charger's output volts to match battery volts
          ALWAYS keep out of reach of children

                                                                    cnh 4/29/09
                                                                         ir/jxs