The VT103 alarm beacon is designed to generate visual and audible signals. It connects to the 12V relay output of the Vutlan monitoring unit.The VT103 operates on a nominal voltage of 12V DC, 0.25A, with a power consumption of 250mA. It features a built-in siren with a 108dB signal at 3.8kHz and a flashing light with a flash rate of 150 flashes/min.