Neewer Vertical Battery Grip Replacement For BG-E8 + 2pcs Replacement Battery For LP-E8 lithium-ion Battery Pack + Remote Control Shutter Release for Canon 550D / 600D / 650D / Rebel T2i / T3i / T4i / Kiss X5 / KissX4 SLR Cameras Battery Grip for Canon EOS 550D 600D/Rebel T2i T3i Camera+2x LP-E8 Batteries Hold 6 AA batteries or 2 LP-E8 Li-ion batteries. Vertical shutter with half-press function. More comfortable vertical shooting. Doubling the battery capacity of your camera, effectively extend your shooting time. Professional edition with vertical-grip shutter-release button, main dial, AE-L button, Index/Reduce button and Exposure button. Tripod screw mount. Same functions as the original battery grip Canon BG-E8. High quality product with big discount from the original one.