LI-ION 7.4V 5200mAh 15C battery

Capacity: 5200mAh
Voltage: 2S Cell / 7.4V
Discharge: 15C
Weight: 200g
Dimensions: 2x 140x19x19 mm
Plug: Tamiya

To prolong the life of a Li-ION battery:
Never completely discharge the battery.
Stop using the battery the moment you hear the Rate of Fire goes down.
Charge the battery before storage.
IMPORTANT: You must use a LI-ION charger, no exceptions.