Aputure Shutter Release Cable - 3C Camera Remote for Professional Canon Cameras (Replaces Canon's RS 80-N3) Remote shutter release cable replaces/compatible with Canon's RS 80-N3 Works with: Canon EOS 7D, 50D, 40D, 30D, 6D, 5D, 20D, 10D, 5D Mark III, 5D Mark II, 1D X, 1D C, 1D Mark IV, 1D(s)Mark III, 1D(s)Mark II(N) Features a 16" Cord Bulb/Continuous Shooting enabled 24 Month Fotodiox Warranty