Mosquito Octenol lure continuously eliminates flying insects, such as mosquitos and biting flies, so you can enjoy the great outdoors worry free. This specialized mosquito lure uses a unique chemical that is safe around humans, but is a lethal weapon against flying, biting bugs. This lure works on a 30-day continuous release to attract mosquitos and is designed to fit most bug zapper brands. Easy to use, and effective, ideal to use in the backyard, patio, or even on camping trips.