【Ultrasound】Insect repellent repels a variety of rodents and insects including mice, spiders, cockroaches, flies, mosquitoes, insects and ants using ultrasound to make them uncomfortable. (It has no negative effect on people, children and pets.) 【Easy to Use】 Ultrasonic insect repellent is very easy to use, you just need to put the insect repellent perpendicular to the ground, then plug it into the socket, and it will work automatically. When the blue light is on, it means the product has started working. (It is recommended to install the ultrasonic insect repellent 20-80cm above the ground.) It is normal to see a significant increase in the activity of mice and parasites within a few days before application. never mind As rats and insects, which normally hide in their nests, are attacked by ultrasound, they will gradually flee their original hiding places. Most customers get satisfactory results within 3-4 weeks! 【Wide Coverage & Multipurpose】 Ultrasonic insect repellent covers a