Neewer Shutter Release Timer Remote Control Cord For Canon EOS 550D/Rebel T2i, 450D/XSi, 400D/XTi, 350D/XT, 300D, 60D, 600D, 500D, 1100D, 1000D, 1D, 1D Mark II, 1D Mark II N, 1D Mark III, 1Ds, 1Ds Mark II, 1Ds Mark III, 5D, 5D Mark II, 10D, 20D, 30D, 40D, 50D, EOS Film SLR EOS 1V 1VHS 3
Long exposure (Bulb) mode allows up to exposure time of 100 hoursPower supply: 2 x AAA size battery (not included)dimentions: 22x9.5x2.5cmSuitable for:Canon EOS 550D(Rebel T2i),450D(Ditital Rebel XSi), 400D(Ditital Rebel XTi),350D(Dital Rebel XT), 300D/60D/600D/500D/1100D/1000DEOS 1D, 1D Mark II, 1D Mark II N,  1D Mark IIIEOS 1Ds, 1Ds Mark II, 1Ds Mark IIIEOS 5D, 5D Mark IIEOS 10D 20D 30D, 40D,50DCanon EOS Film SLR EOS 1V 1VHS 3Package Contents:Timer remote control with cordAdapter cord with plug