Neewer Vertical Battery Grip Replacement for BG-E16 Works with LP-E6 LP-E6N Battery or 6 Pieces AA Batteries for Canon EOS 7D Mark II Digital SLR Camera Battery Grip For CANON 7D Mark II DSLR Use one or two piece LP-E6N/LP-E6 or 6 pieces AA batteries. Approximate measurements. All the trademarks are the property of their respective owners. Specification and design are subject to change without notice.