Stay Away From Pests: The animal repellent outdoor sound waves at frequencies that only animals can hear. Keep cats, dogs, rodents, and other pests out of your garden. Solar Energy: Solar panels can be effectively charged, so that ultrasonic mouse repellent to maintain a long all-weather head standby state. Don't worry about the need for a power outlet outdoors. Motion Sensor: Once the animal enters the protection range, the PIR sensor emits ultrasonic waves and turns on a red light that repels the animal. Practical Design: Using solar panel power supply, environmental protection. Non-sealed design, can work in any weather, waterproof, wind, sun, rust. Easy to use: Simply insert ultrasonic animal repeller into soil with plenty of sunlight and turn it on. Portable and small size design, the animal repellent can be installed in your home,garden, yard, or other places.