Pentax D-BG4 Battery Grip for Pentax K-7 Digital SLR (Retail Packaging)
PENTAX 39846 BATTERY GRIP D-BG4 FOR K7EXTENDS SHOOTING TIMES BY PROVIDING ADDITION POWER VIA A 2ND LI-ION BATTERY OR AA BATTERIES;INCLUDES A TRAY FOR EITHER BATTERY OPTION;FEATURES VERTICAL RELEASEBUTTON, DEPTH-OF-FIELD PREVIEW SWITCH, FRONT & REAR E-DIALS & BUTTONS FOR EXPOSURE LOCK, GREEN, ISO& AUTO FOCUS;WEATHER SEALED