Canon CG-580 Charger and a Canon BP-511A Battery - Etsy
Canon BP-511A Battery Pack for EOS 20D, 30D, 40D, 5D Cameras
Amazon.com : FirstPower BP-511 BP-511a Battery 2-Pack 2200mAh and Dual USB Charger for Canon EOS 5D 10D 20D 20Da 30D 40D 50D 300D D30 D60 and More Camera : Electronics