Lambdacyhalothrin 9.7%. Kills and/or controls ants, bedbugs (adult), bees, boxelder bugs, carpenter bees, carpet beetles, centipedes, cigarette beetles, clover mites, cockroaches, confused flour beetles, crickets, earwigs, firebrats, fleas, flies, lesser grain borers, millipedes, mosquitoes, red flour beetles, rice weevils, saw-toothed grain beetles, silverfish, sowbugs, spiders, termites (above ground only), ticks, wasps, and other insects. This product is also extremely toxic to fish.