Capture that sudden or last-minute shot in or around the water with the AquaTech Pistol Grip Trigger System and your AquaTech sport housing for the Nikon D4 or D800/D800E camera. Featuring a depth rating of 33' and offering dedicated shutter and autofocus control buttons, the pistol grip trigger allows you to aim and maneuver the housing and shoot with a single hand, allowing you to reach extreme angles and track subjects. The Pistol Grip Trigger System is compatible with all Elite (version 1) water housings including Delphin, Elite and Compac models. It includes all mounting hardware and wiring, including the waterproof shutter release switch and cable release, and installation is simple.