Outfit your truck to be Ready for the Road Ahead with proper alarms to notify spectators of a reversing vehicle, with the Brigade Electronics White Sound 12/24V 97 dB Medium Duty Smart Reversing Alarm. After a vehicle is shifted to reverse, this replacement component makes an audible sound to promote safety and prevent potential accidents. Built with a durable weather-resistant construction to operate in all types of environments. FleetPride is your First Click in Heavy Duty .