... manual switch 14)Extremely Reliable and cost saving Speficiations: Light CharacteristicsIntensity25cdVisible Range>3.5nmAvailable colorsRed, amber, green, blue, ... :2008 CE,CCC,UL certificateYESWarranty time4 years for light; 2.5years for batteryAPPLICATION 1) MARINE AIDS ... marking, aquaculture, perimeter lighting 7)aids to marine navigation(AtoN) lights to port, harbor, lighting house authorities ...