Thepowervendor brand new D-BG4 DBG4 battery grip for Pentax K-7 K-5 K7 K5 K5II DSLR Camera High Quality Battery Grip, Perfect replacement of Pentax K-7 K-5 DSLR Camera Use six AA or 1 D-LI90 Li-ion batteries, Same function with Original PENTAX D-BG4. Vertical shutter with half-press function. More comfortable vertical shooting. 100% Brand New - 1 Year Warranty