Solar Powered and WaterproofThe latest waterproof ultrasonic repeller supports USB and solar powered (excluding rechargeable batteries). Made of durable ABS and aluminum, it is durable corrosion-proof, safe and product-free chemicals, IP65 waterproof and rainproof. No radiation, chemicals or odors, safe for humans and our pets. Protect Your Garden All DayThe cat alarm uses ultrasonic waves to drive cats and other animals (such as dogs, cats, mice, voles, skunks, raccoons, foxes, birds) All day long. As a bird repellent, it emits a powerful flash at night, driving away unwanted wild animals such as pigeons, owls, crows, bats, etc. Humanity and environmental protectionPowerful ultrasonic belt-mounted siren, equipped with infrared motion sensors, driving various animals at different frequencies, only for humanitarian driving, does not contain products chemicals that threaten human health, humans and pets, and will not pose a threat to humans and pets harm animals. Wide Coverage Mouse RepellerEquipped with PIR motion sensor, the detection angle is 110 degrees and the distance is up to 8m (maximum 230 square meters). It will automatically send the ultrasonic frequency from 12.5-25KHz, will turn on the powerful flash and trigger the alarm. The volume of the bionic sonic alarm can be continuously adjusted from 3 tones of dog, gun and eagle. Day: ultrasound + sound + no flash, night: ultrasound + flash + no sound. Easy to install: We must install the device in the direction the animal is coming from and prevent the repeller from being submerged or blocked by objects. The correct frequency depends on different animals. Don't forget to fully charge device with the USB cable before first use or after prolonged use. Fully charge the battery before first use to extend battery life. (requires 6 hours) Package: Machine * 1, aluminum alloy ground rod * 2 sections, charging cable * 1