Fosmon Lithium-ion (7.4V / 2200mAh - 2 Packs) Rechargeable Replacement Battery Pack for Canon BP-511 / BP-512 for Canon EOS 50D / 20D / 300D / 30D / 40D / D30 / D60 Digital Cameras - Walmart.com
Battery CANON BP-512
Amazon.com : UltraPro Canon BP-511/BP-511a/BP-512 High-Capacity Replacement Batteries with Rapid Travel Charger for Canon Digital Cameras : Digital Camera Accessory Kits : Electronics
Camera Battery (2 Units) Replacement for Canon BP-508, BP-511A, BP-512, BP-514, BP-511 - 1600mAh, 7.4V, Li-ion | 888301887
Canon BP-512 Battery for Canon PowerShot G2 digital camera or ZR series camcorders at Crutchfield
Canon BP-512 Battery Charger for Digital - Video Camera
Amazon.com : Kastar BP-511 Battery and Charger Replacement for Canon BP-512 BP-511A and Canon Digital SLR EOS 40D / EOS 50D / EOS 30D / EOS 20D / EOS 10D / EOS