Seven Sparta 4PCS Deer Whistles for Car/Truck/Vehicle/Motorcycle with 8PCS Waterproof Adhesive Tapes Save a Deer Warning Devices
Brand: Seven Sparta

If you have to drive through areas where there are free range cattle and wild animals quite often
or you live in an are highly populated with deer. If you want to save a deer and save your life.
Seven Sparta deer warning whistles are a must for getting animals away from the traffic.
Installation Guide
This set of whistle contains two ultrasonic whistles and two wind whistles.
Usually, one ultrasonic whistle(a whistle with hole in the tail) is matched with one wind whistle(a closed-hole whistle).
This combination works best, when your car is moving at 30 mph or faster.
Easy to install & remove
Just peel off the tape to stick the whistles to the front of your car.
Easy to remove from the base when your need to go through a car wash, replace, adjust, etc.
Package details:
Color: Black
Packaging including: 2 * ultrasonic whistles; 2* wind whistles; 8*waterproof adhesive tapes
Compatible: The deer whistle wildlife warning devices compatible with all Cars, SUV, Truck, Motorcycle and ATV.

SAVING LIVES AND PROPERTY: Seven Sparta two pair of whistles emit ultrasonic&sonic sounds which supposedly alert deer to impending danger and scare them off. All ultrasonic sound waves are undetectable by humans but scientifically proven to warn wildlife away from approaching a car or truck.
DURABLE & WATERPROOF ADHESION TAPES: These deer whistles for car comes in 4 Packs with 8 strong adhesive tapes. We upgraded the normal double-back sticky tape to waterproof adhesive tape which is pretty sturdy, they will stay in place even through a professional car wash. 
DOUBLE INSURANCE: This set of whistle contains two ultrasonic whistles and two wind whistles. Usually, one ultrasonic whistle(a whistle with hole in the tail) and one wind whistle(a closed-hole whistle) are mounted on the car at the same time. This double sound frequency system will protect the safety of your vehicles from animal collision.
QUICK& EASY INSTALL AND REMOVE: Just peel off the tape cover and stick the device to your bumper or grille. And the whistles can conveniently be removed from base for wash your car. Two deer warning whistles are recommended per vehicle.
NO-RISK PURCHASE! UNCONDITIONAL 30-DAY MONEY-BACK GUARANTEE. If you're unsatisfied with this item for any reason, we'll immediately refund your purchase price within 30 days.