Scuba divers know that a strobe is the most important accessory for sharp, colorful pictures. Water absorbs the red and yellow light spectrum resulting in blue pictures. The powerful SeaLife Digital Pro Flash causes the intense colors of coral and fish to "explode" . Even two flashes can be easily mounted to all cameras. The powerful SeaLife Digital Pro Flash works with all SeaLife cameras and other brands of cameras that have up to 4 pre-flashes.