Sensitive Ultrasonic Design: This outdoor cat repellent is equipped with an infrared (PIR) motion sensor. The detection area is up to 10m, the angle is up to 125 degrees. The infrared motion sensor can sensitively detect the appearance of animals and then trigger powerful ultrasound and lightning which can effectively drive away animals.5 Alternate Modes: Level 1: mouse, dog, rabbit, fox, mink , etc. Level 2: cats, raccoons, badgers, puzzle, etc. Level 3: bats, birds, mice, etc. Stage 4 with strong flashing: snake, raccoon, wild boar, mink, etc. 5-speed full-wave stage to drive animals and flashing lights, frequency of one to five gears works alternately, accompanied by loud flashing.Safety and Waterproof: The cat repellent is equipped with a solar panel which can be recharged by solar energy or USB power supply (including USB charging cable). Its waterproof design allows it to continue working in all weathers.Effective for Most Animals: Whether diurnal or nocturnal animals, they can be repelled. It is the best repellent for cats, foxes, dogs, squirrels, rabbits, skunks, bats, rats, raccoons, mice. Note: Outdoor cat repellent for cats does not have immediate effect, it may take 10-15 days to deter some aggressive animals. Note: The data are all manual measurements, please allow 1 - 3cm error, due to the difference in light and display, there will be a certain color difference, depending on the physical object received .