The AD16-BUZZER/24V, manufactured by Onpow, is a buzzer designed to be used as an audio alarm. It features a 24V direct current voltage rating, operating temperature range of -25? to 70?, and an audible range of 90 to 1000Hz. The device has a built-in electric diode and transverse vibration, making it capable of producing a strong sound, with a high level of decibels. The buzzer also has 2 mounting holes allowing for easy installation. The AD16-BUZZER/24V is ideal for use in a wide range of applications, including alarms, industrial machinery, and security systems.