Description:

Alert: The deer whistle can emit ultrasonic waves to alert deer, elk, mooses, antelopes and kangaroos, effectively avoiding collisions. And the sound does not affect people or pets in the car
Convenient: No need for wiring, batteries or any electrical, powered by wind energy.
Material: Premium ABS plastic material, waterproof and weatherproof, sturdy and durable.
Installation: Self adhesive design, easy and fast installation. A necessary tool for drivers wild areas.
Universal: Suitable for cars, motorcycles, trucks, etc. You can install the warning device on the grills, front bumpers, rearview mirrors, or any flat place in your vehicle.

Specification:

Product size: length x width 6cmx4cm/2.36inchx1.57inch
Material: ABS plastic

Package Includes:

2 Deer Whistles 

Note:

Please allow slightly errors due to manual measurement and different monitors.