[Ultrasonic Cat Repeller] The outdoor cat repeller will have two functions: Powered by solar cells, no extra battery is needed. The ultrasonic cat repeller draws energy from the sun during the day and is automatically charged.by solar panels at night to keep working. USB port for easy charging. IP65 waterproof and anti-corrosion [Safe Ultrasonic] The Outdoor Cat Repeller has a total of 5 working modes. The mole repellent ultrasonic waves and powerful lightning bolts to deter animal intruders without harming them. The ultrasonic frequency is 13.5KHZ-45.5KHZ.The main animals to scare are: mice, dogs, rabbits, foxes, cats, minks, raccoons, badgers, skunks, bats, birds, mice, snakes, raccoons, boars, minks [Easy Installation] The Ultrasonic Cat Repeller can be installed in the floor or on the wall. Very easy to sonicate into the ground to disturb and repel moles or voles [Area Protection] The Cat Repellent repels animals from patios, gardens, garages, carports, yards, farms, greenhouses and attics with a 110 detection angle within a range of 6-10 meters [Reminder] This product should not be immersed in rainwater. In case of heavy rain, it is recommended to put the product indoors before the rain, so as not to affect its service life