fitTek Shoot RS-80N3 Remote Switch Shutter Release Control Replacement for Canon RS-80N3 Compatible with Canon EOS 10D, EOS 1D Mark II N, EOS 1V, EOS 20D, EOS 20Da, EOS 3, EOS 30D, EOS 40D, EOS 50D, EOS 6D, EOS 7D, EOS D30, EOS D60, EOS-1D, EOS-1D MARK II, EOS-1D Mark III, EOS-1D Mark IV, EOS-1Ds, EOS-1Ds MARK II, EOS-1Ds Mark III 5D Mark III 5D Mark 2 5D