【Improved Pest Repeller】: This ultrasonic pest control repeller repels pests and mice with the ultrasonic waves attacking their nervous system, which even makes them extremely uncomfortable. , rodents, etc. The manufacturer suggests using one unit for approximately 15-30m2, an additional unit is recommended if the square footage exceeds 30m2. 【Safety and Environmental Friendly】: No poisons, chemicals, traps and murders. Pest repellents are 100% safe and harmless to humans, children and pets. CE, RoHs tested. It is a physical method that eliminates pests, is non-toxic and environmentally friendly. It is cheaper and more durable than expensive pest control companies and other pest control methods. 【Innovative frequency conversion technology】: The frequencies of ultrasonic wave and electromagnetic wave are converted and coexist, and can effectively affect the neurological auditory system system, so that pests and mice are unable to produce immunity to insect repellents. Newly added
