Looking for a way to get rid of pesky flies in under a minute? Maxforce Fly Spot Bait is all you will need to make your fly problems disappear! Using a specially formulated combination of attractants to lure them in, the active ingredients, Imidacloprid and Z-9-Tricosene, get to work quickly killing flies in 60 seconds or less. The product has been labeled for indoor and outdoor use for commercial establishments, and outdoor use for residential areas. When used indoors, this fly spot bait has up to a six-week residual to continue controlling ongoing fly problems. The outdoor residual is up to 30 days. Maxforce Fly Spot Bait is easy to use and effectively controls house flies and fruit flies.