High-pitched frequencies deter cats from invading your garden. The signal is inaudible to humans but cats find the signal uncomfortable and will leave. Other devices emit a constant sound, but the Ultrasonic Car Scarer saves batteries with its PIR motion activation. The PIR sensor detects and triggers the ultrasonic emission. Optional DC 12V power supply available (code: MG81C)
Note Cats, rabbits, squirrels and other similar animals will find the find the signal uncomfortable