LCD Timer Battery Grip for Canon EOS 550D 600D/Rebel T2i T3i SLR Digital Camera + 2x CANON LP-E8 Batteries LCD battery Grip for Canon EOS 550D 600D/Rebel T2i T3i. Can hold two LP-E8 batteries or six AA batteries Equipped with a vertical-grip shutter button, dial, AE lock/FE lock button, and AF point selector button to enable shooting in the same fashion as a horizontal grip. Never run out of battery power when you're about to capture the perfect moment