"Ultrasonic Pest Repeller to Repel Rats, Cockroach, Mosquito, Home Pest & RodentUpgraded Effective Safe Ultrasonic Electronic Pest Repelled Insect Mosquitoes Rat Cockroaches Control Pest Reject hot summer time now. Cockroaches, mosquitoes, mice or something like that can be seen almost everywhere. They are disgusting, insanitary, especially for children. Because mosquitoes transmit malaria, rats may carry the virus and cockroaches spread bacteria.They are dangerous sometimes! For the sake of your and your family\'s health, you need this Ultrasonic Electronic Pest Repeller, and create a clean and healthy living environment for them.Product Features :Upgraded Smart : The ultrasonic pest repeller keeps on emitting more powerful and non-repetitive ultrasound to attack the auditory and nervous systems of pests, which makes the pests never become immune to the sound. Work well on mouse, cockroach, spider, bedbug, mosquitoes, insect, rat, rodent, flies, ant, fleas and more pests.No Chemicals, Poisons or Traps : Ultrasonic mouse repellers work by producing tones which are inaudible to the human ear, but unbearable to mice and rats. You no longer have to worry about a child putting their hand in a trap or touching any poison.Easy and convenient : Simply plug the mice repellent into the electrical outlet, then the electronic pest repellent will start to drive pests out for good. Please install the pest repeller near the areas where the rat or pests might visit.Large coverage : Density Collection pest reject is effective for an area up to 800~1200 Square Feet. Though the pest repeller works very well, but we recommend placing those sonic repellent in every room! FurtherKeep human and pest safe : The ultrasonic pest repellent is only audible to pests such as mice. Humans and pets won hear anything, and no harm to pregnant women and children. But if you keep hamster as a pet in your home, please do not use.   Read Less