Brand Aputure Model BP-E8 Quantity 1 piece(s) per pack Color Black Compatible Models Compatible with 650D / 550D / 600D Battery Type Li-ion Voltage 7.2 V Battery Slots Holds 2 x Li-ion batteries or 6 x AA batteries (not included) Hz Other Features Made of premium material comfortable grip just like the original one; Double camera's battery life; Makes vertical shooting possible; Uses 2 lithium batteries or 6 AA batteries Certification CE Packing List 1 x Battery grip 1 x AA battery holder case 1 x Li-ion battery holder case 1 x Chinese / English user manual