【High Performance】- 7.2V 4000mAh Nimh battery can up to 84Wh/kg energy density, pushing your RC models to the top of its capabilities instantly. Specifically designed for high performance RC hobby, up to 200 times cycle life at least.【Specification】- Voltage: 7.2V; Capacity: 4000mAh; Discharge Plug: Tamiya Connector. Fully compatible with the original and standard charger. High capacity Nimh Battery provide longer runtime for your racing car.【Parameter】- Nimh Battery Dimension(±2mm): 133*47*24 mm; Battery are comply with RoHS, CE, MSDS, UN38.3 standard.【Application】- 4000mAh RC Nimh battery suitable for models Like RC Buggy like for Traxxas, for LOSI, for Team Associated, for HPI, for Tamiya, for Kyosho brands etc. .