VILTROX MC-C3 LCD Timer Remote Controller for Canon EOS 5D 6D 7D 5D Mark series 7D mark series replacement of TC-80N3 MC-C3 supports simple single shooting, continuous shooting, [ BULB ] shooting, delay shooting and timer schedule shooting. When capturing the beautiful moments of sunrise and sunset and flowers bloom and fade, you dont need to wait for the whole time. You can set delay timer, exposure time, interval time, number of shoots, repeat shooting interval time and repeat times. You can set the timing plan, the shooting time can be set from 1 seconds to 99 hours 59 minutes 59 seconds. The number of shots can be set from 1-399. Bulb shooting , push " shutter release" button to open the shutter , reset to close , it is indispensable for shooting starry sky, night view and views need long time exposure. VILTROX MC-C3 is a product with interchangeable cable. It can compatible with cameras with different brands by changing different connecting cable.