Cactus Shutter Cable SC-C3 for Canon SLR Cameras Compatible with: CANON EOS 50D, 40D, 30D, 20D, 20 Da, 10D, 7D Mark II, 7D, 6D, 5D Mark III, 5D Mark II, 5D, 1DX, 1 Ds, 1 Ds Mark III, 1 Ds Mark II, 1D Mark IV, 1D Mark III, 1D Mark II N, 1D Mark II, 1D, D60, D30, 1V, 3;