Description Ultrasonic Repeller: Are you tired of waging war on mice with swatters and poison This alternative will only take you a few minutes to install. Once plugged in, it emits waves that are only noticeable by rodents such as rats, mice, dormice, and weasels. Inaudible to humans and pets. Elegant design for the living room, the kitchen, professional places such as shops, hotels, hairdressing salons... Very easy to install and use: when you receive the box, you you just have to plug it into an electrical outlet, no adjustment is necessary. For optimal efficiency, install one box per room in your home. Does not work with batteries. Does not work on insects, mosquitoes such as flies, ants, cockroaches, spiders. Economical: Rat traps are too expensive, we have the solution Ultrasonic repellents are extremely unpleasant for rodents. The waves are generally effective within 3 weeks: first week: creates discomfort, second week: they are anxious, and the third week: they leave. High technology: the ultrasound device triggers randomly waves between 25 and 65 Khz so that rodents do not get used to the waves. For even more security, our devices are CE certified by an independent body. Safe to use: the traps require your attention when children are playing or you must put them in a safe place so that your pets eat them. All these precautions are not necessary with our ultrasonic devices. Reactive after-sales service and serious follow-up.