NIMH RC battery Pack: 9.6V 2100mAh for NT8JY Futaba This battery packs is made of 8 x AA 2100mah NiMH Batteries. It is designed for RC cars and airplanes. Dimension 115X15X50 mm Weight 8.5 OZ Type of Battery 8 AA Chemistry NIMH Voltage 1.2 V Capacity 2100mAh Wire Silicon Wire Connector: Futaba Mini Connector (Female)