light flash alarm 8 channels of alarms by light ... inputs 1 common alarming contact AI-302MB7 Eight Lights Flash Alarm It can indicate 8 channels of alarms by ... off. The light pane will continue light (but no flash) until the alarm is released. Main features:1.Advanced ... reliable and has strong anti-interference ability.3.Applies semiconductor flash components, which is of high brightness, soft color, ...