4Pcs Deer Whistles for Vehicles Wind Activated Black，Deer Warning Devices For Cars (Black)

SAVE LIVES AND PROPERTY-NEW DESIGN WHISTLE:This ultrasonic whistle will produce sound/ultrasonic waves through the flowing air, which can drive away deer while the car is moving, and avoid accidents when animals suddenly cross the road. It is compact, durable and effective

EXCELLENT QUALITY AND GREATER STABILITY: This product is made of high quality molded ABS plastic with a matte surface that can withstand extreme outdoor temperatures and is not easily damaged

EASY TO INSTALL: Each measures: 2.36 inches long, 1.38 inches high, 1 inch wide, comes with adhesive backing, just stick the whistle to the grill, front bumper, rearview mirror, or any flat spot on your vehicle. Make sure the large end is facing forward and the deer whistle is flush with the horizon. The ideal location is where there is the most airflow, followed by the grill and front bumper.

REMOVABLE AND UNIVERSAL: With the push of the car wash block button, these whistles can be easily removed from the base and then installed back into the base by sliding. Fits all cars, SUVs, trucks, motorcycles, ATVs and more. Deer whistles have a quarter mile range and are only effective when the vehicle is traveling at least 35 miles per hour

FOR USE IN CONJUNCTION: a minimum of 2 deer whistles per vehicle - 1 audible deer whistle and 1 ultrasonic deer whistle (ultrasound that is inaudible to the human ear)