... warning lights, flash lights, alarms and horns Features: 1) It has particular aspect and reasonable structure. meanwhile, it ... -three layers color dome3) Domes adopt advanced technology and high-transparency PC materials4) It is fitted for warning ... system of the airport, bus-stop, postal service and so on, it can be used in the other ... Power: DC12, 24V, AC110, 220V, 5W6) Color: red, green, blue, amber