Sumpol Ultrasonic Pest Repeller Pack of 6, Pest Control Ultrasonic Repellent Electronic Insects Rodents Repellent for Mosquito, Mouse, Cockroaches,Rats,Bug, Spider, Ant, Flies

[Latest Dual Chip Technology] - Sumpol ultrasonic pest repeller uses the latest dual-chip, emits a more powerful and concentrated ultrasonic wave which makes pests more difficult to immunize than before. This range of ultrasonic frequencies can irritate and interfere with the brain and auditory nervous systems to quickly and powerfully drive away from most types of pests. [Easy to Use] - Just plug the Sumpol electronic pest control ultrasonic repellent in power sockets. It will start to repel the pests when the blue light on. [Larger Coverage] - The Sumpol Ultrasonic Pest Repellent is effective up to an area of 1600sq.ft. Since ultrasound can not penetrate through walls and solid objects, It is recommended to put one in each room. As for large storage areas, we suggest installing 2 or more devices. [Wide Applications] - It's widely used in homes, warehouses, offices, gardens, hotels, etc. Most customers can see the results within 3-4 weeks.Recommen