8Pcs Deer Whistles for Vehicles Wind Activated Black

About this item

• 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 inside the car, so as to help prevent collisions with deer to the maximum extent possible. Air moving through the device produces sound/ultrasound wave, gives deer advance warning, they may freeze on the roadside, rather than running across the road into the path of the vehicle.
• PREMIUM QUALITY & GREATER STABILITY: The set is made of quality molded ABS plastic that endures extreme outdoor temperature. Features premium 3M tape for greater stability. The self-adhesive tape will not damage your car paint and can be removed completely with alcohol or citrus-based gum remover etc. Each whistle measures: 2.1" in length, 1.2" in height, 0.8" in width.
• EASY INSTALLATION: Just remove the adhesive backing and stick the whistles to the grill, front bumper, rear view mirror, or any flat place of your vehicle. Make sure the bigger ends faces the front, and the deer whistle is level with the horizon. The ideal place is where the most air flow occurs, followed by grill, front bumper. Each order comes with 8 warning device sets. Please note: Two deer warning whistles are recommended per vehicle.
• REMOVABLE & UNIVERSAL: These whistles can be removed from the base easily by sliding forward for car wash, and then installed back to the base by sliding backward. Applicable for all cars, SUV's, trucks, motorcycles, ATV's and more. The range for the deer whistles is one-quarter mile and only works if the vehicle is traveling at least 35 miles per hour.
• ULTRASONIC & WIND WHISTLES WORK BEST AS ONE SET PER VEHICLE：Each package contains 8 deer warning whistles in total: 4 closed-hole wind whistles that produce audible sound, plus 4 open-hole ultrasonic whistles that are silent to the human ear. One wind whistle and one ultrasonic whistle form a matched set. Install both together on your vehicle to achieve the optimal deer deterrent effect.