2 piece sonic deer whistle wind activated alerts animals up to 1/4 mile away of your approaching vehicle provides safety for you and your passengers mounts easily with adhesive backing fits all trucks, motorcycles, cars and Vans emits ultrasonic sound Waves .
Emits ultrasonic sound waves inaudible to humans.
Begins working at 35Mph.
Sonic deer Whistle 2×1. 5×1. 1
Wind activated, begins working at 35 mph.
Alerts animals up to 1/4 mile away of your approaching vehicle.