Ultrasonic Cat Repeller: The animal repellent is environmental: no chemical pesticides, no traps and therefore no dead animals. Thanks to the intelligent infrared motion detector, this new version is useful for a wide range of animals: fox, cat, dog, bear, squirrel, rabbit, deer, skunk, bat , raccoon etc. Two Methods of Repelling: Ultrasonic and LED Light - Depending on the selected frequency, the Cat Repeller can release animal-hated ultrasonic or LED flash to repel animals, such as cats, dogs, squirrels, deer, bears, birds and other animals. It is an important partner to protect your garden. Charging by Solar Energy, USB or Battery: 1. When the solar power is sufficient, you can charge cat repellent by the solar panel placed on the top of the device. 2. Equipped with USB interface and USB charging cable, you can charge the cat repellent via USB. Adjustable Sensitivity and Frequency: You can adjust the sensitivity and frequency according to your needs, etc. Please read the user manual for more information. Note: In most cases, the recommended frequency is the most effective repelling frequency. Environmental Protection: Cat repellent uses ultrasonic waves and flashing LEDs to repel animals without harming animals. animals or cause environmental damage. You can place it anywhere you want, for example: garden, orchard, farm, etc.