The Tomcat Rockscape Bait Station allows you to discreetly and effectively control Norway rats, roof rats, and house mice. This rat bait station has the realistic look and texture of a rock so that it can easily blend into outdoor landscapes. The station is refillable and can hold up to 4 blocks of rodenticide bait at one time. Once the bait has been placed in the station, it can be securely locked. This bait station can be used in a variety of locations within 50 ft. of a home or building. Place in areas such as beside burrows, along outdoor walls, by gnawed openings, in corners, and in concealed places where rats and house mice will likely travel. This rat bait station is resistant to weather and tampering by children and dogs. The Tomcat Rockscape Bait Station comes with one refillable station and 15 bait blocks, enough to kill up to 45 rats (based on no-choice laboratory testing).