Преобразование частоты Отпугиватель комаров

Frequency Conversion Mosquito RepellerAN-A321 The theory Frequency Conversion Mosquito Repelleradopts high-tech,using ultrasonic principle to repel mosquito, make a pest uncomfortable enviroment drive pests away. Applicability Frequency Conversion Mosquito Repeller:Home and apartments,food service,Businesses,Farms and so on. It's efficient for unattached space of 30 square meter Features 1.Only effective with mosquito, does not interfere with the operation of radio,televison or other electronic equipment2. The product is steady and effective.You will get evident effect once use it and drive all the disgusting mosquito out after 5-7 days' continuous use.3.Compact and convenient, low power consumption, etc. Method 1.Plug unit intosocket of 220V/110V AC wall outlet. 2..It has three buttons,you can turn to different button have different affect or better affect to mosquito. when the button in the "dragonfly",that emit sound like dragonfly's wing repel mosquitoes When the button in the "MosquitoI",that emit sound like mosquito's wing inlowfrequency repel female mosquitoes. When the button in the "MosquitoII",that emit sound like mosquito's wing inhighfrequency repel female mosquitoes 3.When it is working ,very faint sound waves will be issued Specifictions Power supply:AC 110V/220VFrequency range: 25HZ 17.5KHZ 21.5KHZ. Attention The environment have long time nobody stay,please pull out the plugThat product is not waterproof,please do not used in damp environment.Keep in mind the frequency waves will not travel through walls or furniture.Make sure to plug the unit into an outlet clear of surrounding object.