15000hz, 17500hz & 20000hz Ultrasonic Ultimate Extreme Mouse And Rat Repellent (11 1/2 Hours) May 2026

Use the audio consistently for several nights. Ultrasonic repellents are most effective as a "slow burn" deterrent rather than an instant fix.

This is at the edge of human hearing (often audible to children and young adults as a high-pitched whine) but is piercingly loud to rodents. Use the audio consistently for several nights

These frequencies transition into the ultrasonic range. To a rodent, these sounds are akin to a loud, relentless siren. Because rodents use sound for communication and predator detection, this "acoustic stress" makes the environment feel unsafe and uncomfortable. The Benefit of 11.5 Hours These frequencies transition into the ultrasonic range

Use this audio in conjunction with physical barriers. While the sound drives them out, sealing entry points with steel wool or caulk ensures they can't return once the audio is turned off. The Benefit of 11