Ultrasonic Pest Repeller for Mice, Roach, Insects, etc

Not only annoying, but pests like mice, flies, and roaches can also spread bacteria and diseases. Instead of using dangerous chemicals, consider utilizing an ultrasonic device. Netmaster Ultrasonic Pest Repeller emits ultrasonic waves that pests really hate but safe for humans. It’s easy to use and can cover a whopping 120 square meters.