1. While other bat repellents may not be pet friendly, may not work effectively and may have an unpleasant smell, the Pest Destruct Ultrasonic Bat Repellent works silently for the human ear, has no smell, helps eliminate bats and is safe for children and pets. 2. HOW IT WORKS - This Ultrasonic Bat Repellent works on a biological level by sending out ultrasonic waves to send bats and other unwanted guests back to nature. This means no dead bats, mice, rats, flies, or bugs for you to clean out of your house. One unit covers an area of 100-800 sqft. 3. ENJOY LIVING IN A PEST FREE HOME - While This Ultrasonic Repellent is specifically designed to eliminate Bats, it also works on Mice, Rats, Flies, Bugs, Mosquitoes, Fleas, and Cockroaches. 4. We are real people who use our own products every day. We expect good results for our family and want the same for yours. Click 'ADD TO CART' Button NOW and grab this deal before our limited time offer expires. 5. Product Specifications: 1. Voltage: 100-240V AC, 50/60HZ; 2. Power: 2.5w; 3. Output Audio: 20-65KHz. 6. Electrical plug-in device: not suitable for outdoors, hot, water or other liquids or humid environment. Coverage 100 to 800 square feet, with no obstacles in front of the device that may obstruct the ultrasonic waves. There is no Australian specification, please buy carefully.