Ultrasound Repellent - This is our advanced version. Using ultrasound theory, change frequency in order to stimulate the auditory system of mosquito and other pests, make them unbearable and feel uncomfortable. Easy to use - This machine should be installed 20-80 centimeters from the ground. And vertical to the ground and plug into the socket. Commonly used in homes, warehouses, shops, hotels, hospitals, offices, etc. Large areas may require more than one unit. Large coverage area - Each electronic ultrasonic repellent is effective for large areas up to 50-80m². Please note that ultrasonic waves cannot pass through walls. While our pest repellent works well, if you have a large infestation, we recommend placing our insect repellant in every room. Environmentally and Safety Friendly - Product is non-toxic and environmentally friendly. environment, our repellent is 100% safe and effective, the ultrasonic frequency emitted by this machine is inaudible to humans and pets. Safe for
