Amazon.com : LP-E8 Battery (2) Extended Life Li-Ion Batteries for Canon EOS 550D, EOS 600D, EOS 700D, EOS Rebel T2i, EOS Rebel T3i, EOS Rebel T4i, EOS Rebel T5i - Two Pack +
Amazon.com : Canon LP-E8 Battery Pack for Canon Digital Rebel T2i and T3i Digital SLR Cameras (Retail Package) : Electronics
Amazon.com : Canon LP-E8 Rechargeable Lithium-Ion Battery Pack for Canon EOS Rebel T2i T3i T4i T5i Kit - Retail Packaging : Digital Camera Batteries : Electronics