Littermaid automatic cat litter boxes tend to work very well, have powerful motors, last longer than in the past and often come with extra gadgets. Expect to pay 0 to 0 for a self-cleaning litter box with insight from a pet industry specialist in this free video on cat supplies.Expert: Cordell Jacques Bio: Cordell Jacques has worked in the pet industry for more than 10 years, currently working at Huron Pet Supply in Ann Arbor, Mich. Filmmaker: Travis Waack