The Power Products Deer Whistle is the perfect way to keep deer away from your rig. Made from chromed ABS, this whistle is easy to install and clean. It can be mounted to any flat surface with self-adhesive tape, making it a great choice for any outdoor space. The effectiveness of this whistle is based on deer behavior and regional factors, so you can be sure that it will be effective in your area. FleetPride is your First Click in Heavy Duty®.