【Dog, Cat and Wild Animal Deterrent】Powerful ultrasound combined with PIR motion sensor, humanely repels unwanted wild animals, dogs, cats, foxes, rodents, squirrels and some insects. Our cat ultrasonic device is equipped with a PIR sensor, an infrared sensor that continuously emits signals. When it detects that there is a moving animal in the detection range, it will automatically emit a sound wave frequency to drive the animal away. 【Solar Charging & IP44 Waterproof】A solar panel is installed above the mouse repellent, which can be charged by solar energy in the sun, efficiently charged to maintain a long standby time all day long. Its waterproof level reaches IPX44 and can work effectively in almost all weather conditions all year round. 【Environmentally friendly and versatile】The powerful outdoor cat repellents contain no chemicals or pesticides and are safe for humans and pets. Ideal for driving away cats, dogs, rodents and all other unwanted animals. Ultrasonic animal repeller,