The safety switch for the pet feeder is provided at the base of the unit. If you remove the food storage container from the base, you will notice that there is a small steel pin projecting from the food storage container. This pin aligns, presses the safety switch within the safety pin receiver on the body when the food storage container is reinstalled.
Product Code: 2000GSProduct Code: 2000GM
Product name: AutopetFeeder Small
Product name: AutopetFeeder Medium
Product Code: 2000GL
Product name: AutopetFeeder Large