solar LED flashing light can be installed on sides,port,starboard,stern ships,boats ... . 13) manual switch 14)Extremely Reliable and cost saving Speficiations: Light CharacteristicsIntensity25cdVisible Range>3.5nmAvailable colorsRed, amber, green, blue, white, ... Assurance ISO9001:2008 CE,CCC,UL certificateYESWarranty time4 years for light; 2.5years for batteryAPPLICATION 1) MARINE AIDS TO NAVIGATION2 ...