Certain ultrasonic frequencies (beyond human hearing) can irritate certain insects and rodents. This repeller emits these frequencies to keep these creatures away. Simply plug this device into any 110-Volt AC outlet and ultrasonic waves are automatically emitted.
- Doubles as a night light
- Totally silent operation - does not effect human hearing
- Uses no chemicals or harmful pathogens
- Can adequately cover a 12x18 room
- Can penetrate through most walls to break-up hidden nests