product description:1 Effective: This animal deterrent motion sensor can cover long distances, activate outdoor animal deterrent, emit high frequency sound, will scare away dogs, cats, wild boars, mice, birds, squirrels and many other small animals away from home or patio.2. Safety: This product can be used for low power consumption, this product can only deter animals, does not use chemicals, and emits ultrasonic waves to deter them. No harm to humans. It also won't harm your own cat, dog or other pets.3. Solar charging waterproof: There is a solar panel on the top of the animal deterrent, which can be continuously charged by enough sunlight for daily use. After fully charged, it can work continuously. Great for gardens, yards, farms, durable hard plastic construction that resists rain, snow, ice and wind, you can use them in any weather and still work.4.Easy to use and easy to carry: Our animal deterrent can be installed on the floor with the provided nails, or hung on the wall through the rear slot (direct sunlight is recommended).5. Motion sensor: When the passive infrared (PIR) sensor detects motion, the LED will flash and the ultrasonic signal will run for 15 seconds. After this time, the squirrel deterrent will return to standby mode.