Cowboystudio 3 in 1 Combo, 16 Channel Wireless Shutter release for Canon SLR camera, Canon 580EX 430EX Flash remote trigger for Canon EOS Digital Rebel XT, XTi, XSi, XS, EOS 5D 7D 50D 40D 1D

Over 150 feet Range does not require line-of-sight release16 channel For for anti-interference and consistent operationFully compatible with: Canon EOS-1V/1VHS, EOS-3, EOS-D2000, D30, D60, 1D, 1Ds, EOS-1D Mark II,III, EOS-1Ds Mark II,III, EOS-10DNot compatible with Rebel t2i/t3i which do not have N3 input jacksTwo position switch - Touch lightly to prefocus - Continue pressing to release shutter
Product DescriptionWireless remote control is suited to a wide variety of tasks by offering

Source: Digital Camera and Video Store...