Scientifically tested + proven effective for 1 acre. 24/7 coverage. Low power consumption. Clog-resistant design. Easy to use-simply hang and plug in. Includes Mosquito Octenol Lure (contains 1 NOsquito by Stinger Lure), NOsquito. Slow release - lasts 30 days; buy refills today for seasonal coverage. B replacement bulb. Model BK100. 3 year warranty. Attracts and kills flying insects. How it Works: a 24 watt ultraviolet bulb lures insects into the electric grid, where they are electrocuted and fall harmlessly to the ground. Outer enclosure prevents children, pets, birds and wildlife from contacting the electric grid. Made from durable, weather proof plastic for years of dependable service. Easy access bulb. Proven effective UV light attracts light-sensitive flying insects. NOsquito Octenol lure acts as an additional attractant for mosquitoes and biting flies. Insects are lured in to the new single kill grid designed to more effectively kill nuisance insects and reduce clogging. Made in Mexico.