Fosmon Lithium-ion (7.4V / 2200mAh) Rechargeable Replacement Battery Pack for Canon BP-511 / BP-512 for Canon EOS 50D / 20D / 300D / 30D / 40D / D30 / D60 Digital Cameras Fosmon BP-511 / BP-512 premium replacement battery. High Quality, high capacity, rechargeable DC 7.4V Li-Ion 2000mAh battery High performance Lithium Ion battery with no memory effect, and allows a longer run time than the original battery. Quick charge with automatic constant current control prevents battery from overcharging, short circuits, and electronic shocks No memory effect. Can be charged or discharged as needed without loss of capacity Battery Compatible with: Canon models: EOS Digital Rebel / 10D / 20D / 30D / 40D / D60 / D30 / 50D / 300D PowerShot Pro1 / Pro90 IS / G1 / G2 / G3 / G5 / G6 / MV-300 / MV-300i / MV-30i / MV-400i / MV-430i / MV-450i / MVXli / ZR60 / ZR65MC / ZR70MC / ZR40 / ZR45MC / ZR50MC / ZR10 / ZR20 / ZR20MC / ZR25MC / ZR30MC / Optura PI / Optura Xi / 100mc / 200MC / 20 / 10