<p>Insect repeller safe for humans and pets The frequency of ultrasonic rodent repeller is 20~65KHZ, and the frequency above 20KHZ is inaudible to human ears. As long as the repellent is not placed in the sensitive hearing area of cats and dogs, it will not harm your pets.</p> <p> </p> <p> </p> <p>Wide-range insect repellent coverThis rodent repellent can effectively prevent pests in indoor areas up to 80-120 square meters, and can be widely used in homes, warehouses, offices, supermarkets, restaurants, hotels, etc. But for areas with severe pests, we recommend installing 2 or more.</p> <p> </p> <p> </p> <p>Plug \u0026 Play Rodent Repellent Just plug in our insect repellent and it will work when you will notice the fog.</p> <p> </p> <p> </p> <p>What you get Ultrasonic insect repellent 4 pack. No need to clean up dead pests, no bad smells and corpses, no batteries, save a lot of money.</p> <p> </p> <p> </p> <p>Note: The data is all measured by hand , please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.</p> <p>Note: The data are all data manual measurements, please allow 1 - 3cm error, due to the light and display difference, there will be some color difference, depending on the physical object received Delivery Quantity: (according to the main picture)</p>