While other bat repellants are not pet friendly, don't really work and smell bad, Pest Destruct Ultrasonic Bat Repellent works silently on the human ear, has no odor, completely eliminates bats, and is 100% safe for children and pets.<br> 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, rats, mice, flies or bugs for you to clean your house, and a unit covers 100-800 square feet.<br> ENJOY LIFE IN A PEST-FREE HOME - While this ultrasonic repellent is designed to eliminate bats, it's also good for mice, rats, flies, bugs, mosquitoes, fleas, and cockroaches.<br> We are real people who use our own products every day. We want the best for our families, and we want the same for yours.<br> Product Specifications<br> 1. Voltage: 100-240V AC, 50/60HZ<br> 2. Power: 2.5w<br> 3. Output audio: 20-65KHz<br> Electrical plug-in installations: No outdoor, hot, water or other liquid or humid environments.<br> Covers 100 to 800 square feet with no obstructions in front of the unit that could block the ultrasound. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!