Loudspeaker: High-frequency ultrasound to protect your garden from nuisance stray dogs, cats and other small animals PIR Motion Detector: This is an infrared transmission sensor that continuously outputs signals. When it senses that there is a moving animal in the detection range, it will automatically send out the frequency of sound waves to drive the animal away and the LED indicator will light up accordingly Powerful: Added light flashing, sound, frequency adjustment, and sensitivity adjustment functions to drive animals better 5 Working Modes: 1st gear: 13.5KHZ-19.5KHZ, for mice, dogs, rabbits, foxes, minks and other animals. 2nd gear: 19.5KHZ-24.5KHZ, for cats, raccoons, badgers, skunks and other animals. 3rd gear: 24.5KHZ-45.5KHZ, for bats, birds, mice and other animals. 4th gear: LED strong flash, can drive away snakes, raccoons, boars, minks and other animals. 5th gear: 5.50KHZ LED light burst, frequency 1st to 5th gears work in turn, accompanied by LED strong flash. Specifications: Item: Solar animal repeller Power supply: solar or 5V 500mA adapter Battery: 3*AA 1500mAh Waterproof grade: IP65 Detection angle: 110° horizontal Material: ABS Size: 37*15cm Frequency range: 13.5KHZ-45.5KHZ/400HZ-1000HZ Sensing distance: 8-9 meters (the larger the size of the animal, the farther the sensing distance)