Easy & clean to use, without the mess of sprayers & foggers. Allows roaches to carry formula back to the nest, guaranteeing it hits the target. Efficiently kills roaches for up to a year. Usable in multiple locations simultaneously. There's no need to monitor the product; simply set it & let it work. Physical Form: Solid; Application: Pest Control; Pest Type: Roaches; Capacity (Weight): 0.43 oz.