Multi function remote switch with digital timer control intervalometer remote the multi function remote provides a simple trigger function and can activate the bulb function on canonnikon slr cameras it provides such functions as a self timer interval timer long exposure timer exposure count setting feature good replacement for the canon tc 80n3 and the nikon mc 36 timer delay 0s to 995959s in 1 sec intervals exposure time 0s to 995959s in 1 sec intervals interval 1s to 9959