FLOUREON 2X Rechargeable Replacement 4.8V 1000mAh Ni-MH Batteries Battery Packs AAA4 Cells with JR Plug for RC Cars/Truck/Vehicle Truggy Chemistry: Rechargeable Ni-MH (Low Self Discharge) Voltage: 4.8V Capacity: 1000mAh Cells: AAA*4 Discharge plug: JR Plug