WHILE OTHER ROACH REPELLENTS are not pet-friendly, dont really work and smell bad, the Pest Destruct Ultrasonic Roach Repeller works silently for the human ear, does not smell, perfectly eliminates roaches and 100% safe for children and pets.HOW IT WORKS This Ultrasonic Roach Repellent works on a biological level by sending out ultrasonic waves to send roaches and other unwanted guests back to nature. This means no dead roaches, flies or rodents for you to clean out of your house One repeller covers an area of 100-800 sqft.ENJOY LIVING IN A PEST FREE HOME While This Ultrasonic Repellent is specifically designed to eliminate Cockroaches, it also works on Rats, Mice, Mosquitoes, and Flies.WE ARE REAL PEOPLE WHO USE OUR OWN PRODUCTS every day. We expect the best for our family and want the same for yours. Click ADD TO CART Button NOW and grab this deal before our limited time offer expiresProduct Specifications1. Voltage: 100-240V AC, 50/60HZ2. Power: 2.5w3. Output Audio: 20-65KHzElectrical plug-in device: no outdoors, hot, water or other liquids or humid environment.Coverage 100 to 800 square feet, no obstacles in front of the device that may obstruct the ultrasonic waves. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia