【SAY GOODBYE TO ALL KINDS OF PESTS】 The ultrasonic mouse repellent can effectively repel all kinds of pests, such as rats, cockroaches, spiders, mosquitoes, etc. Generally, the effect can be seen within 2-3 weeks, and continuous use can say goodbye to pests! ultrasonic pest control repeller suitable for houses, offices, garages, hotels, basements, etc. powerful sonic electric repeller eliminates most invaders out from your house. 【100% SAFE FOR CHILDREN & PETS】 ultrasonic rodent repellent is completely safe for human pets. The sound of Ultrasonic Pest Repeller is inaudible to humans and pets, and is only effective against pests. And there is no need to clean up dead insects, no batteries and low power consumption, Electronic Household deterrent plug in. No Spray, No Sound! 【EASY TO INSTALL】Just plug the Electronic pest repeller control into a power outlet 10-30 inches from the ground, and when you notice the blue night light is on, it will start to repel the insects. dual ultrasonic