CYMA 7.2V 500mAh Ni-MH Micro Battery for CM030 CM121 CM122 CM123 Marui 18C, P8, M93R AEP AEG [For Airsoft Only] Voltage: 7.2 volts Capacity: 500 mah Material: Nickel Metal Hydride Plug: AEP Custom Pack Configuration: AEP Custom