Compatible with Canon EOS-1D X Mark II, 1D X, EOS 1D, 1Ds, 1Ds Mark II, 1Ds Mark III, 1D Mark IV, 1D Mark III, 1D Mark II N, 1D Mark II, 5D Mark III, 5DS, 5DS R, 5D Mark II, 5D Mark III,5D Mark IV,5D, 6D, 6D Mark II, 7D Mark II, 7D, 50D, 40D, 30D, 20D, 10D, D60, D30, D2000, EOS 1V, EOS 3.
eBay