Dog, Cat and Wild Animal DeterrentPowerful ultrasonic sound combined with PIR motion sensor, humanely repels unwanted wild animals, dogs, cats, foxes, rodents, squirrels and some insects.< /p> PIR Infrared SensorOur cat ultrasonic device is equipped with a PIR sensor An infrared sensor that emits signals continuously. When it detects a moving animal is within the detection range, it will automatically emit a sound wave frequency to drive the animal. Solar Charging & IP44 WaterproofA solar panel is Placed above the mouse repellent which can be charged by solar energy in the sun, Efficiently charged to maintain long standby time all day. Its waterproof rating reaches IPX44, can work effectively all year round in almost all weather conditions. Eco-Friendly and VersatileThe powerful outdoor cat repellents contain no chemicals or pesticides, safe for humans and the domestic animals. Ideal for hunting cats, dogs, rodents and other unwanted animals. Ultrasonic animal repeller ideal for garden, yard, lawn, farm, kindergarten, etc. Easy InstallationThe ultrasonic animal repeller comes with a pole that can be connected directly on the ground. it can be installed in your home, garden, yard or anywhere else. It can help you stay away from naughty stray dogs, stray cats and other small animals, protecting your property and garden.