This battery grip holder is compatible with Canon EOS 550D/Rebel T2i SLR cameras. It has all the same functions as the original Canon BG-E8 battery grip. The grip has a built in vertical shutter release button, and can hold two LP-E8 lithium-ion battery packs, or six AA batteries using the included battery holder. Additionally, it supports features such as AE lock and FE lock, and retains access to the Index/Reduce button, main dial, AF-Point Select button, and Aperture/Exposure Compensation Buttons. Tripod screw mounts. Same functions as the original battery grip Canon BG-E8.
