About this item Advanced Dual-Chip Functionality: Animal repellent ultrasonic outdoor uses advanced microelectronics to emit alternating high-pressure and ultrasonic waves (13.5KHz-45.5KHz). With LED strobe lights, it disrupts animal vision in areas, creating a highly unpleasant environment.The combination of sound waves and visual interference targets an animal’s auditory and nervous systems, making them uncomfortable and driving them away Motion Sensor Technology: Cat repellent outdoor features PIR sensors with a 110 degrees infrared sensor angle and detection distance ranges from 25-30 feet depending on animals’size. For the first use, charge the solar panel in direct sunlight for 2 days. After assembling the cat deterrent, select a right place to insert , ensuring sufficient direct sunlight and covering the area to be protected, preferably about 9-10 inches above the ground Solar Powered & Weatherproof: This cat repellent features a top-mounted solar panel for eco-friendly, energy-saving charging. Designed with an IP65 waterproof rating, it delivers reliable performance in all weather conditions without malfunctioning in rain. (Note: Avoid submerging in water for optimal functionality.) Versatile Installation Options: This raccoon repellent is designed for flexibility. Secure it into the ground with the included mounting poles or hang it on trees, fences, or walls to suit your needs. Its adaptable setup provides comprehensive protection for your outdoor spaces, ensuring effective coverage Safe and No Harm Scare: Squirrel repellent uses humane way to stop animals from entering the living area, protect your yard, garden, farm, orchard, lawn and other outdoor places. Pure physical repellent method, harmless, will not cause harm to animals and humans