Ultrasonic Mosquito Repellent, 4-Pack Ultrasonic Rodent and Insect Repellent, Ultrasonic Pest Repellent & Mosquito Repellent, Anti-Insect, Ants, Rats - 100% Harmless

【Easy to Use】: This ultrasonic rodent repeller is simple to use; just plug it into an outlet and adjust the level. It's very easy to operate. This ultrasonic device should be installed 80 to 120 centimeters from the ground, vertically on the floor, and plugged into a power outlet.

【New Generation Ultrasonic Technology】: This ultrasonic pest repeller is the latest version, using an updated chip that is more powerful and makes pests and rodents harder to eliminate than before. It works well on mosquitoes, ants, cockroaches, flies, spiders, fleas, and more.

【Wide Working Range】: The ultrasonic insect repellent can cover a maximum of 80 to 120 square meters (open area). Since ultrasound cannot penetrate walls, it is recommended to use one device per room for best results. It is also ideal for bedrooms, shopping malls, offices, garages, lofts, basements, and warehouses.

【Safe and Harmless】: The ultrasonic pest repeller is 100% environmentally friendly, harmless to the human body, safe for children, and its frequencies do not affect pets. It also contains no harmful chemicals or radiation, making it safe to use.

【100% SATISFACTION】: We offer fast delivery, the best quality product, and the best customer service for every customer. If you have any problems with our ultrasonic mouse and rat repellent, please feel free to contact us; we will reply within 24 hours. Our goal is your 100% satisfaction.