Tenergy 9.6V 5000mAh Crane Stock NiMH Battery Pack for Airsoft Twice longer firing time than original NiCd Battery Rapidly charge up and long cycle life With Mini Male Tamiya connector assembled with 16 AWG wire Fit Models: upgraded and/or modified AEG's. Made of 8 pcs matched high power Sub C NiMH 5000 mAh