The tc 80n3 timer remote controller is a remote switch with a 26ft cord and a self timer interval timer long exposure timer and exposure count setting feature the timer can be set anywhere from 1 second to 99 hours a new dial enables you to easily enter the numeric settings with a single thumb the lcd panel can also be illuminated it has the new n 3 type connector which locks with a simple push the rear of the controller has a slot to store the cameras remote control socket cap