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About the product SAVING LIVES & PROPERTY: Deer whistles are the most widely utilized mitigation technique available, the deer warning devices produce ultrasonic frequencies that should deter deer...

About the product SAVING LIVES & PROPERTY: Air moving through the device produces sound/ultrasound wave, gives deer advance warning, they may freeze on the roadside, rather than running across the...

About the product SAVING LIVES & PROPERTY: This deer warning set comes with 8 whistles, 4 of them produce sound wave while the others produce ultrasound wave that are inaudible to human and pets...