Wireless remote control release (4channel 433 MHz) for Canon DSLR cameras with RS-80-N3 connection - With serial release and time exposure (bulb) - Range: up to 30 metres (also through the wall) - Very easy installation of the receiver via the remote input - Two-stage release button (autofocus, release), for time exposure the release has to be pressed for 3 seconds - E.g. suitable for: - Canon 5D Mark II/1Ds Mark III/1Ds Mark II/1Ds/1D Mark II/1D Mark III/1D Mark IV/1D/EOS 50D/40D/30D/20D/10D/7D/5D/1V/EOS 3 - Kodak DSC 520