Lomography Fisheye Submarine Combo Package includes Fisheye camera (35mm format) with built in electronic flash, Fisheye submarine case, flip-on flash diffuser, rubber sealing rings,and rubber wrist strap and lens cap. Fisheye and Fisheye Submarine photo booklets included uses standard 35mm film, which can be developed at any film lab requires two AA batteries for flash 1 year warranty