This is the Ace Power 7.2V 2400mAh NiMH Battery from Thunder Tiger.

FEATURES: For 1/10 scale electric vehicle use
          Stick configuration with Standard (Tamiya) type connecctor

INCLUDES: 7.2V 2400mAh NiMH Battery with Standard Connector

REQUIRES: Charging with NiMH compatible charger such as the Duratrax Onyx
            series

SPECS:    Pack Dimensions: 5.2 x 1.8 x 0.9" (131 x 46 x 24mm)
          Weight: 11 oz (323 g) approximate
          Cell Size: Sub-C

                                                                   jxs 06/21/11
                                                                         ir/jxs