... in the engineering and providing aids to marine navigation(AtoN) lights to port, harbor, lighting house authorities, private ports,marine ... prolonged and deep immersion (IP68).10)Based on LED technology, and its color complies to IALA Recommendations E-200-1. 11 ... , aquaculture, perimeter lighting 7)aids to marine navigation(AtoN) lights to port, harbor, lighting house authorities, private ports,marine ...