Waterproof formula for indoor and outdoor use. 8 month residual control. Kills the queen. Convenient squeeze duster with snorkel tube gets dust into cracks, crevices, and wall voids where insects hide. Kills ants, fire ants, fleas, ticks, termites, spiders, roaches, silverfish, and many other indoor and outdoor crawling pests. For residential use only. Coverage will vary according to application, but 1 pound of dust generally covers 2000 square feet. Active ingredient: Deltamethrin.