2PCS Ultrasonic Whistles Safety Sound Alarm Black Car Deer Animal Alert Warning

5498 Product Features:Warns deer and other animals of your oncoming vehicleCannot be heard by passengers or pets inside carFor added peace of mind while driving, especially at nightUltrasonic Animal Warning WhistlesEasy and Quick InstallationPeel protective paper from self stick whistle.Mount to clean and dry surface of bumper or grill.Make sure round opening face front.This device emits ultrasonic sound waves which are unheard to humans or pets inside of your car.Sonic warning works automatically day or night at speeds over 30 mph.Emits a high output, able to warn animals up to 1/4 mile away.The Deer Whistle will fit all brand of cars, vans, trucks and motorcyles.Package Includes:2 x Animal Alarm