Shutter Release Remote RS-80N3 for Canon , 1D Mark III, Canon EOS-1D C
Canon EOS 1D Mark II, 1D Mark II N, 1 D Mark III, 1D Mark IV. Canon EOS-1D X Mark III, 1D X Mark II, 1D X. Canon EOS 5D, 5Ds, 5Ds R, 6D, 7D, 1D. Canon EOS 1Ds, 1Ds Mark II, 1Ds Mark III. Canon EOS 5D Mark II, 5D Mark III, 5D Mark IV.