Ultrasonic Repellent, 2pcs Ultrasonic Mouse, Rodent Insect Repellent Mosquito Repellent 【EFFECTIVE】Ultrasonic repellent is perfect for babies and pregnant women. Ultrasonic Repeller No more worrying about having mosquitoes, cockroaches and other insects at home. Ultrasonic and electromagnetic waves is able to effectively repel cockroaches, rodents, mice and other pests by affecting their auditory nervous systems. 【SAFE & ECO-FRIENDLY】 Poison-free, chemical-free, trap-free and kill-free, the ultrasonic mouse is 100% safe and harmless. the ultrasonic repeller a physical method to drive away pests, non-toxic, environmentally friendly and absolutely safe for children and pets, mouse repeller a pest control combining advanced technology and humane. 【EASY TO INSTALL AND USE】The mouse repellent It has a button to turn it on, then the blue LED indicator flashes to indicate that it is working. Place ultrasonic mouse repellent 20-100 cm from the ground. Mouse Traps Usually you can get results