10.8V, 3350mAh, Li-ion Battery fits Canon, 1d Mark 3, 1d Mark 4, 36.18WhBattery Fits Models: 1d Mark 3, 1d Mark 4, 1d Mark Iv, 1d X, 1ds Mark 3, 1dx, Eos 1d, Eos 1d Mark 3, Eos 1d Mark Iii, Eos 1d Mark Iv, Eos 1d X, Eos 1ds Mark 3, Eos 1ds Mark Iii, X Mark Ii Battery Part Numbers: Lp e19 We supply generic replacements for the OEM batteries; we have had thousands of satisfied customers using these batteries as an economical alternative to the original manufacturer's battery. The battery shown on this page is manufactured