GSI Super Quality Professional RF Wireless Shutter, Includes Transmitter, Receiver And Cord For 100 Ft. Control, Instant And Delay Shutter Functions, Fits Canon EOS 5D, 7D, 1D, 1Ds, 50D, 30D, 20D, 10D, D60, D30, 40D, 5D, 1V, 3, D2000, 1D Mark III, 1D Mark II, 5D Mark II, 1Ds Mark II - Compatible With CANON RS-80N3