The 97 Decibel Back-Up Alarm is a highly practical and durable product that ensures safety and efficiency. With a single sound level at 97 decibels, it provides a loud and clear warning signal. The alarm features a glass-filled nylon housing and internal components encapsulated in epoxy, making it resistant to vibration and moisture. It operates on 12 to 24 volt systems, drawing less than 0.5 AMPs. With an extreme temperature operating range of -40 degrees to 185 degrees Fahrenheit, it is suitable for various environments. This UL approved alarm fits most light to medium-duty makes and models, meeting SAE J994 Type C requirements.