Solar Ultrasonic Animal Repeller Outdoor Garden Pest Deterrent PIR Sensor New UK. Ultrasonic frequencies: Adjustable sweep frequencies covering 13.5 kHz-19.5 kHz (mice, rats, dogs, foxes etc), 19.5-24.5 kHz (cats, badgers, raccoons etc), 24.5-45.5 kHz (birds, bats, rodents) plus strong flashing light for extra deterrent.
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