Don't let mosquitoes and other flying pests ruin your outdoor activities. For over 30 years Flowtron has been making insect control systems, and protecting the health and quality of life for customers around the world. This item uses a new Blacklight Lamp, which has been proven as 45% more effective than traditional bulbs, plus it's light is less intrusive. This unit is effective in killing a broad range of insect pests including mosquitos, which can transmit West Nile virus and other infectious diseases. It is a great solution for outdoor areas up to 1 acre using our patented, high efficiency, non-clogging killing grid that is safer, cleaner, more effective and more dependable than other imitators. The high tech vertical grid keeps clean and working reliably all season. This electronic insect controller performs without pesticides, propane tanks, nets or glue panels. It includes 4 Free USDA tested Octenol cartridges. Octenol is a by-product of human respiration, it lures a wide range of mosquito and biting fly species into the unit's killing grid. It also includes 3 Fly Pheromone Lures that attracts house and garbage flies to the killing grid. This unit is extremely efficient and operates for only pennies a day. It is rugged weatherproof construction and will not rust, crack or fade and features easy bulb replacement.