Sealife ReefMaster SL-300 SharkDiver 35mm Underwater Camera with Auto Flash is a great addition to any diver's underwater photography equipment. SeaLife ReefMaster SL 300 Shark Diver Camera is a great choice for beginner in underwater photography, ReefMaster SL300 takes great pictures on the land as well as it takes great pictures underwater. SeaLife SharkDiver sl300 underwater cameras are housed in rugged clear outer cage and makes it possible to dive up to 80 feet underwater and take amazing shots.