... ,blue,white,yellow IP67 Detailed Product DescriptionDWS302 SOLAR CAUTION LIGHT WITH SOLAR FUNCTIONNominal night range:3.6km-5kmMinimum autonomy:140hours ... waterlightTechnologh:Using an array of Uitra-bright LEDs ,with an operating lifespan of up to 100,000hours ... five -color light output(red,green,blue,white,yellow.)that meet international chromaticity requirements. solar warning light for airport ...