1. Dog, Cat, and Wildlife Repeller The combination of powerful ultrasonic waves and a Passive Infrared (PIR) motion sensor humanely repels unwanted wild animals, dogs, cats, foxes, rodents, squirrels, and some insects. 2. PIR Infrared Sensor Our ultrasonic device for cats is equipped with a PIR sensor, an infrared sensor that continuously emits signals. When it detects a moving animal entering the detection range, it automatically emits a sound wave frequency to drive the animal away. 3. Solar Charging and IP44 Waterproofing A solar panel is installed above the rodent repeller, which can charge using solar energy in the sun, enabling efficient charging to maintain long - term standby throughout the day. Its waterproof rating reaches IPX44, allowing it to work effectively throughout the year in almost all weather conditions. 4. Environmentally Friendly and Versatile This powerful outdoor cat repeller contains no chemicals or pesticides and is safe for humans and domestic animals. It is very suitable for repelling stray cats, stray dogs, rodents, and other unwanted animals. The ultrasonic animal repeller is suitable for use in gardens, yards, lawns, farms, kindergartens, and other places. 5. Easy to Install The ultrasonic animal repeller comes with a pole that can be directly connected to the ground. It can be installed in your home, garden, yard, or anywhere else. It helps you keep away naughty stray dogs, stray cats, and other small animals and protects your property and garden.