This is the Traxxas 11.1V 3S 5000mAh 20C LiPo Battery.                                                                                               FEATURES: Standard replacement battery for the Traxxas Aton Plus, optional for the Aton Also compatible with the 
Traxxas 1/10 scale VXL models (Bandit VXL, Rustler VXL, Stampede VXL, Stampede 4x4 VXL, Slash VXL, 
Slash 4x4 VXL and Rally VXL equipped with stock gear ratio and tires iD Auto Battery Identification allows 
Traxxas iD equipped chargers to automatically set and optimize charge settings for specific battery                                                                                 INCLUDES: 11.1V 3S 5000mAh 20C LiPo Battery with iD Connector and Integrated Balance Plug                                                                                                                                        REQUIRES: LiPo compatible charger and Charging Bag                                                                                                                                          SPECS: Length: 5.3" (134mm)                                                            Width:  1.7" (42.5mm)                                                           Thickness: 1.1" (27.8mm)                                                        Weight: 12.5oz (355g)                                                           Continuous Discharge: 20C                                                       Wire Lead: 12AWG Maxx Cable                                                                                                                           COMMENTS: Not recommended for any Traxxas vehicles other than the ones listed above.                                                                                                                                                        ALWAYS use a LiPo-approved Charger                                              ALWAYS use a LiPo Cell Balancer or Charger with Cell Balancer                   NEVER Charge over 4.20V per cell                                                NEVER Charge at currents greater than 3C                                        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