... theory 3. Flash, steady burning, strobe type. ApplicationsGiving eye-catching audio visual alarms for mechanical engineering(overhead cranes, crawler crane and RTG ... ,B,D,E,YPower10WColorRed,Yellow,Green(optical)Sound level108dB~110dBAlarm Audio-visual alarmAmbient temperature-30 Deg ~ +70 DegIP protectionIP65Humidity 10% ~ 95% (no ...