An excellent item for Marine Biologists, Marine Engineers, fisherman, scuba divers, plumbers and over all water enthusiasts. This All-In-One Oceanic Study Set come complete with a 7 inch LCD TFT screen, high resolution water-proof scuba divers camera and 20 meters of optical transmission wire all included in a sturdy and portable metallic case. Power can easily be supplied for the screen and the camera using the included power adapter from a mains power outlet. Just imagine going out on the boat, diving underwater with the camera and having the passengers View underwater images like never before.