Lentek 6-Day Automatic Pet Dish Automatic six-day pet dish ideal during week-long vacations Selectable feeding intervals of 6, 12 or 24 hours Each compartment holds 2/3 cup dry or 5-1/2 ounces wet food Accurate timer; lid rotation stops if resistance is felt Includes removable lid and two inserts; uses one 9-volt battery. (Does not have a back up battery that will store settings. When the battery is taken out what ever settings that were in the item will be lost and have to be reset when the battery pack is put back in.)