Kills bugs inside. Keeps bugs out! Guaranteed!! Kills home invading insects: Kills roaches, ants, fleas, ticks, spiders, earwigs, silverfish, and other listed insects. Up to 12-month control indoors for listed insects: crickets, spiders (excluding black widow and brown recluse), carpet beetles, earwigs, firebrats, moths and silverfish. The Ortho guarantee: If for any reason you are not satisfied with this product, mail us proof of purchase to obtain a full refund of your purchase price. Made in the USA.