Canon TC-80N3 Timer Remote Controller for EOS 10D, 20D, 30D, 40D, 50D, 7D, 6D, 5D, 1D, 1Ds, D30, D60, 1V & 3 SLR Cameras Ideal for time-lapse photography including blooming flowers and astrophotography Remote switch with a 2.6-foot cord Self-timer, interval timer, long-exposure timer and exposure-count setting features Easily enter the numeric settings with a single thumb LCD panel can also be illuminated