To provide a finisher capable of preventing an electrical component from being damaged at the time of pulling out an intermediate tray unit without using a special drawer connector.

First power and second power are supplied to a finisher main body from outside, and the first power is supplied in the intermediate tray unit through a switch turned off when an opening/closing door is opened and a first drawer connector, and the second power is supplied in the intermediate tray unit through a switching element and a second drawer connector, and the first power is supplied to the control terminal of the switching element through the switch, and when the switch is turned on, the switching element is turned on, and when the switch is turned off, the switching element is turned off.