The Aion is Phottix's wired and wireless timer. Control your camera from up to 60m away. Includes timer and long exposure fucntions, and shutter release functions. With an easy-to-program remote with a 2. 4 GHz frequency range. Perfect for time lapse and long exposure photography. Items Include: Aion Transmitter Aion Receiver 2 x Lanyard 4 x AAA Batteries Connecting cables for designated camera brand* Instruction manual Canon set includes: C6 and C8 shutter cables Nikon set includes: N6, N8 and N10 shutter cables Sony set includes: S6 shutter cable plus Sony hot shoe adapter Olympus set includes: O6 and O8 shutter cables