The KANE automatic dog feeder has a 25 pound capacity and is constructed of high density polyethylene and 304 stainless steel. The feeder ships completely assembled and can be mounted to any surface. A weatherproof angled, weighted door keeps out moisture and desbris. The KANE automatic dog feeder is the most durable and easy to clean product on the market. Features & Benefits:• 25 pound capacity• Weatherproof Lid• Keeps food clean and helps prevent spoilage• Easily mounted to any surface• Ships completely assembled.