Powerful performance: This latest ultrasonic rodent repeller has two chips, which will emit stronger and more concentrated ultrasonic waves, which will make it harder for pests and rodents to approach than before. Bed bugs, spiders, ants, cockroaches and mice stay away from your home Safety and environmental protection: The insect repellent contains no chemicals, no radiation, no odor, no dead insects, no batteries and provides you with a safety guarantee. Its ultrasonic only affects pests and ears cannot detect sounds, so it will not interfere or irritate humans and animals Small and light, wide range of applications : The new small square design is very cute, cartoon style, ultra light and stress-free, widely used in homes, warehouses, offices, hotels, etc. Easy to use: All you have to do is plug our pest control products into the outlet. It is recommended to insert the flying pests 30-50 inches above the ground and the pests 10-30 inches above the ground, then say goodbye to the