General description Dog repellents emit ultrasound in the range of 13.5 kHz to 45.5 kHz, which is safe and harmless to humans. This device is free of chemicals and hazardous substances, designed to guide animals without causing harm. Its humane design ensures that it will not harm your cat, dog, or other pets. Technical specifications Ultrasound frequency range: 13.5 kHz to 45.5 kHz Effective range: 110° arc up to 60 m Waterproof rating: IP66 Power source: Solar panel and USB charging Adjustable modes: 5 Installation This cat repellent can be installed anywhere in outdoor areas such as gardens, yards, driveways, fields, lawns, curbs, garages, and farms. It is easy to set up and can be placed in various locations to maximize its effectiveness. Usage When an animal approaches within 60 m, the motion sensor activates, emitting ultrasound and triggering LED lights to unsettle the animal. The device combines ultrasound of various wavelengths, intense flashes, and audible alarms to