Amazon.com : Synergy Digital Camera Battery, Compatible with Canon EOS Digital Rebel Digital Camera, (li-ion, 7.4V, 1500 mAh) Ultra Hi-Capacity, Compatible with Canon BP-511 Battery : Digital Camera Battery Chargers : Electronics
Canon Battery BP-511 (5/10/20D,D30/60,Digital Rebel,G1-6,Pro 1/90) at KEH Camera
Canon Battery Pack BP-511 7.4V 1100mAh (Li-ion) Made in Japan | eBay
Empire Scientific BLI193 Battery For Canon BP511, LI-ION, 7.2V, 1400mAh | Full Compass Systems
Canon Battery Pack BP-511 7.4V 1100mAh (Li-ion) Made in Japan | eBay
Amazon.com : Kastar 2 Pack Battery for Canon BP-511A BP-511 BP511 Battery and Canon EOS Digital Rebel, EOS D-Series, Pro Series, ZR Series, EOS Kiss, FV-Series Cameras : Digital Camera Batteries :
Amazon.com: 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 : Electronics
BP-511 1700mAh Camera Battery | Jupio
Amazon.com : Watson BP-511A Lithium-Ion Battery Pack (7.4V, 1400mAh) : Digital Camera Batteries : Electronics