Unique Technology: The ultrasonic pest repeller uses three-layer intelligent bionic waves. It works by emitting a disorienting pulse that directly affects each pest's auditory system and immune system. Keeps pests away from your home or office. It is suitable for homes, warehouses, offices, and hotels. Safe to Use: The ultrasonic pest repeller is suitable for humans and pets, and keeps all kinds of small enemies such as mice, rats, mosquitoes, flies, beetles, cockroaches, moths, ants, bed bugs, and more at bay. Wide Coverage: The pest repeller reaches a coverage of up to 115 m². It is recommended to use one unit per room for best results, as the ultrasound does not penetrate walls or solid objects. Suitable indoor spaces for this ultrasonic pest repeller are homes, garages, offices, businesses, restaurants, warehouses, etc. Easy to use: This indoor mouse repellent is easy to activate. Simply plug the spider repellent into an electrical outlet and it will work automatically. The rodent