[2019 - The most efficient Microchip] Not only ultrasound but also electromagnetic, biological and medium waves which act on the central nervous system and interfere with the reproduction of unwanted animals. It affects the brain making animals unable to adapt and inhibits the reproductive system [Baby Proof Whole Home Safety] In just two weeks you will free your home and your family of all insects and more. No more mosquitoes, cockroaches, ants, flies, mice, cockroaches, wasps, bedbugs, spiders, ticks. Covers surfaces that exceed 120 m², but to guarantee the greatest efficiency in the shortest possible time, we advise you to install one per room. [Design and comfort guaranteed] With its clean design and with the possibility of choice with the double color, it fits perfectly in all environments, ideal for your home but also in the office, in the study or in your store.