Uses Electro-Magnetic and Ultra-Sonic feature. Magneto-Sonic control works both in your existing wiring in the walls as well as in the living space. The ultra-sonic sound is always changing and pulsing, which prevents the pests from adapting to it. Covers 2500 square ft. Just plug this unit into an electrical outlet and let it go to work. Gets rid of all kinds of pest, insects, bugs and flying insects. |