HQRP 2200mAh Battery for Canon NP-E3 fits EOS 1D, EOS 1D Mark II, EOS 1D Mark II N, EOS 1Ds, EOS 1Ds Mark II&nbsp;Digital SLR Camera 7084A001 7084A002 + HQRP Coaster HQRP&reg; Rechargeable Battery plus HQRP&reg; Coaster; Battery Voltage: 12V; Capacity: 2200mAh; NI-MH; 100% compatible with Original Battery; 1 Year warranty!