General Description The Ultrasonic Pest Repeller is a safe and environmentally friendly solution for keeping intruders away without harming them. It works without chemicals, pesticides, traps, or dead animals, instead using a mixture of ultrasound and flashing LED strobe lights to scare away pests. Technical Specifications Type: Ultrasonic Repeller Motion Sensor Range: Up to 19.68 ft (8 m) Coverage Area: Up to 400 square feet Ultrasonic Frequency: 25KHZ-61KHZ Protection Rating: IPX4 (Waterproof) Compatibility and Accessories Suitable for indoor and outdoor use Ideal for gardens, yards, and homes Installation Easy to install in various locations Weatherproof thanks to its waterproof cover Usage Activate the PIR sensor to detect animal movements Emits ultrasound to repel mice, rats, skunks, dogs, cats, foxes, birds, bats, etc.