Japanese scholars Only female mosquitoes bite, during spawning female mosquitoes need to suck the blood of humans or animals to supplement Its nutrients during extreme male mosquitoes do not like to close, take advantage of this habit, with the male mosquito sound added to the ultrasonic frequencyFor the 5000-9000 Hz, can achieve the purpose of the expulsion of female mosquitoes. You can mimic the natural enemies of mosquitoes - Dragonfly frequencies. This Technology was first used in the battlefield, After a series of innovations to perfect. It uses radiation ultrasonic and audio means,Imitate sounds and kill the most mosquitoes dragonfly frequency emitted, so that mosquitoes feel extremely restless and irritable enough, it does not Dare close to the body to create a quiet, health, living environment are not troubled by mosquitoes. It is safe, non-toxic non-radioactive,Completely harmless to humans
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