DOPO RS-80N3 Timer Remote Shutter for Canon 1D/1DS, EOS5D/50D/40D/30D/20D/10D Full Functions Supported as The Camera Shutter Switch (With Halfway or Complete Pressing) Design for Group, Macro, Long Exposures, Continuous, Motion Shooting, Etc. Timer Delay 0s to 99hrs 59min 89s in one-second Increments, Exposure Count 1 to 99 Interval 0s to 99hrs 59min 59s in One-second Increments LCD Panel Can Also Be Illuminated The Wire is 0. 8m