Protect your entire family from disease carrying mosquitoes with the Bite Shield MK14 - 1 Acre Cordless Mosquito Trap Guardian Pro.This trap uses all of the proven mosquito attractants to draw the annoying and harmful insects away from where your loved one gather.This is an easy to assemble, weatherproof unit, powerful enough to cover a full acre of land.The Cordless Guardian Pro requires the installation of a 20 pound propane tank, sold seperately.Now you can eliminate mosquitoes and control deadly viral diseases carried by mosquitoes and other flies with the Bite Shield range of Mosquito Control Products without harmful pesticides.The Bite Shield MK14 Mosquito Trap Guardian Pro utilizes the documented attractiveness of carbon dioxide (CO2), moisture, body temperature(thermal imaging), color, shape and airflow in an effective design that captures and kills mosquitoes.Similar traps have been in use for years by Universities, State Monitoring Program and Researchers around the world.