This is the 7.2V NiMH 1200mAh Power Series 1 Battery Pack from Traxxas. FEATURES: Used in the 1/16 scale Traxxas Slash and E-Revo VXL Stick configuration 16-gauge wire INCLUDES: One 7.2V NiMH Power Series Battery Pack with Traxxas High-Current female connector REQUIRES: Peak-detecting charger rated for NiMH batteries SPECS: Length: 94mm (3.7") Width: 34mm (1.3") Height: 17mm (0.67") cnh 6/9/09 ir/jxs