Design with solar panel and charging indicator, and equip with batteries for charging (4 AA rechargeable batteries included). IP65 waterproof rating, durable hard plastic construction (Tips: do not touch the charging interface when it is working). Different sensitivities can work effectively on different animals, and you can adjust the levels according to the range. Note : Solar Ultrasonic Animal Repeller has no instant effect, it takes about 10-15 days to show the full deterrent effect. Speaker: This product can emit high frequency to repel animals. PIR Motion Sensor: This is an infrared transmission sensor that emits signals continuously. When it detects an animal moving in the detection area, it automatically emits an alarm frequency. sound waves to scare the animal and the LED indicator will light up accordingly. When the infrared sensor detects that the animal has moved away, the LED indicator will automatically turn off. The product has additional functions of light flash, sound, frequency adjustment and sensitivity adjustment, which are more targeted and effective in driving animals. 5 times frequency adjustment: 0 report: disabled 1st gear: 13.5KHZ-19.5KHZ, mainly for mouse, dog, rabbit, fox, mink and other animals. 2nd gear: 19.5KHZ-24.5KHZ, mainly for cats, raccoons, badgers, skunks and other animals. 3rd gear: 24.5KHZ-45.5KHZ, mainly for bats, birds, mice and other animals. 4 files: powerful LED flash, can hunt raccoon, snake, boar, mink and other animals. 5th gear: LED light bursts at 5.50KHZ, full band to drive animals and light bursts.All functions work simultaneously, frequency response up to the fifth gear work in turn, accompanied a powerful LED flash.