Ultrasound and Flashing LightsCat repellent drives animals through powerful ultrasonic signals and blue and white flashing lights. Once animals enter the protection range, the sensor starts to work, can set different frequencies to drive out kinds animals, keeping dogs, cats, wild boars, mice, birds away from your house, garden, yard. Does not contain chemicals that threaten the health of humans and pets, and will not cause any harm to animals. Solar & USB PoweredThe animal repeller has a solar panel on top, It is mainly powered by solar energy for animal repellents, which is energy-saving and practical. Built-in battery, with a USB data cable, can be used for emergency charging via USB when the sun is not enough(The use of USB charging alone cannot maintain the long-time operation of the cat repellent). It is suitable for use in places where power supply is inconvenient, can give full play to the role of garden cat repellent. Wide Application & WaterproofThe angle of the infrared motion sensor of the ultrasonic pest repeller can reach 180, the light is 360, and the detection range is 8-10 m/26.2-32.8 ft, the detection area is large, and the nowelcome animals are repelled to a greater extent. IP44 Waterproof, can be used in rainy, snowy, icy and windy weather, there is no need to worry about the influence of bad weather when the sufficient battery. Easy to Install & UseIt can be installed on the ground using the attached spikes(requires assembly), do not insert the nails completely to prevent the drive from being submerged or blocked by objects; then turn the rotary switch on the back to select the appropriate frequency. It can also be hung on the wall in direct sunlight through the rear slot hanging hole to repel birds, squirrels, etc. Saves time and effort and provides you with the best protection. Practical Cat RepellentWide range of uses, cat scarer is suitable for your farm, garden, lawn, terrace, garage, cabin and shed. It can be inserted or placed on the ground, or hung on eaves, balconies, fences, windowsills and other places where birds can perch, can be effective Prevent the intrusion of dog, birds, cats, fox, raccoons and other animals, protects your area safe.