Ultrasonic Repellent - This is our advanced version. Using ultrasound theory, changing frequency to stimulate the auditory system of mosquito and other pests, make them unbearable and feel uncomfortable. Easy to use - This machine should be installed 80-120 centimeters from the ground. And vertical to the ground and plug into the power outlet. Commonly used in homes, warehouses, stores, hotels, hospitals, offices, etc. Large areas may require more than one unit. Wide Coverage Area - Each Ultrasonic Electronic Pest Repeller is effective for a large area up to 800-1300ft². Please note that ultrasonic waves cannot pass through walls. Although our pest repellent works well, if you have a large infestation we recommend placing our insect repellent in every room. Environmentally and Safety Friendly - The product is non-toxic and environmentally friendly. environment, our repeller is 100% safe and effective, the ultrasonic frequency emitted by this machine is inaudible to humans and pets.
