Harmless to humans/pets, protect your family in a healthy way: physically destroy the living environment of pests, ultrasonic waves will only affect pests and mice. Pest repeller is safe for children/pregnant women/elderly/pets and will not interfere with home appliances. Silent and non-radioactive operation. 2025 Upgraded Chip Provides Smarter Protection: Using intelligent frequency conversion technology can continuously release ultrasonic waves of different frequencies 24 hours a day. Ensure that pests will not develop immunity or adaptability, effectively repel fleas, rodents, cockroaches, mice, insects, mosquitoes, ants, bedbugs, etc. Easy to install and humanized design: Just plug in our ultrasonic anti-pest repeller and it will work when you notice the hazy light. The repeller should be installed 10-30 inches from the ground and there should be no other obstacles within 1 meter. No noise when in use, and the smart night light will create a warm and comfortable environment. Energy-saving after-sales service: Quiet and lower power consumption. The power is only 4-6W. If you have any questions about our products, please feel free to contact us. We will reply you within 24 hours and make every effort to solve the problem. 360 All-round Protection: Ultrasonic insect repellers can be used in various occasions such as homes, garages, kitchens, offices, warehouses, supermarkets, etc. Since penetrating walls and solid objects will weaken the effect of ultrasonic waves, it is recommended to use insect repellers in rooms with pest problems. Larger areas require more plug-in devices.