Using cutting-edge intelligent frequency conversion technology, our insect repellents can release different frequencies of ultrasonic waves 24 hours a day to accurately combat a variety of pests such as fleas, rodents, cockroaches, mice, insects, mosquitoes, ants, bedbugs and other pests, ensuring that they cannot develop immunity or adaptability. For best results, install the repellent 10-30 in. from the floor and ensure that there are no obstacles within 1 meter of the surrounding area. Intelligent nightlight design not only improves home safety, so that the night is no longer disturbed by pests. 360° full protection, whether it is a house, garage, kitchen, office, warehouse or supermarket, can be easily covered. Ultrasonic waves weaken when they penetrate walls and solid objects, so it is recommended to place one in each room where pests may be a problem to ensure that there are no dead ends. The larger the space, the right amount of configuration to increase, so that pests have nowhere to hide. More importantly, our ultrasonic insect repellent is completely harmless to humans and pets, whether it is children, pregnant women, the elderly or home pets, you can enjoy the care from technology. It is safe, no noise, no radioactivity, does not affect the operation of household appliances, and truly does not protect. Energy efficient, power as low as 4-6 Watt, low consumption and environmental protection, but also for you to save electricity costs.