Controls Norway rats, roof rats, and house mice. Can kill in 1 feeding. Pelletized bait is weather-resistant. Contains anticoagulant rodenticide. Plastic pail contains (80) 3.5 Oz. packs. Bait packs make distribution easy and protect bait. Packs may not be sold individually. Can only be sold in agricultural, farm, and tractor stores. Not to be sold by hardware stores and home centers.