Fire Strobe SirenPRF34SSR PRF34SSSPRF-34 SSR = Fire Strobe Siren, Voltage 20-30VDCCurrent 95mASPL >100dB1mLight >1.2WS with 2 seconds cycleAmbient Temp -1055CHumidity 95% RHFlash rate Sound level >100dBLight life > 20000 flashesCoded sound signal 3-type PRF-34 SSS = Fire Strobe Siren Voltage 20-30VDCCurrent 95mASPL >100dB1mLight >1.2WS with 2 seconds cycleAmbient Temp -1055CHumidity 95% RHFlash rate Sound level >100dBLight life > 20000 flashesCoded sound signal 3-type