Jarks Ultrasonic Pest Control Repeller (Set of 2). Plug-In Repellent Rids Rodent Mice Roach Spider Cockroach Roaches Mouse Mosquito Insect Rat Ant Flea Flies Insects Bugs. • This machine should be installed at 80-120 centimeter away from the floor. And vertical to the floor and plug to the 110V power socket. • The installing point should be avoided from carpet, curtain etc.. attaching sound material. Otherwise, the decrease of the sound pressure will do harm on the helminthes effect. • Use one unit per average-sized room with a pest problem. Additional units will be required in larger areas. Areas such as attics, basements, garages and large storage areas may require more than one unit.

• ultrasonic pest control product. It has a higher output power, a wider controlling range. It can be effective as a large range as 120 square meters. This product has already help millions users solve pest problem.
• The Pest Repeller emits 20~55KHZ ultrasonic. It can disorder insects and pests endocrine system and physiological function. Thus it causes them to scramble to find a peaceful area, and forces them to leave your home.
• The ultrasonic that sent out from this machine is far away from hearing range of human being. It will not do any harm to human being and pets. Also it will not have effect on house machine.
• Cockroaches, Mosquitoes, Crickets, Rats, Mice, Ants, Spiders, Roaches, Flies, Fleas, Insects, Beetles and other Rodents & Bugs. It will not harm your children or pets, it is completely safe for them
• Simply plug directly to 110V power socket and as long as the LED light is lit, pests such as rats, mice , ants, fleas, roaches, mosquito, etc.. will keep away from your home. With our product you can do pest control by yourself.

ultrasonic pest control product. It has a higher output power, a wider controlling range. It can be effective as a large range as 120 square meters. This product has already help millions users solve pest problem.