LP-E4N Battery

Canon LP-E4N is a rechargeable lithium-ion battery pack designed for Canon EOS-1D series professional cameras (Mark III, Mark IV, 1D X, 1Ds Mark III, and 1D C). The battery communicates with compatible cameras to display remaining charge, shutter count, and recharge performance directly on the camera's power source info screen. Output voltage is 11.1 VDC.