DSuny Programmable Intelligent LED Aquarium Lights Led Reef Lights for Fish Tank Coral Reef, Automatically Simulate Sunrise/Sunset/Noon/Moon /4 seasons/Lunar Cycle, (Royal Blue/Blue/White/Red/Purple/Green-7:6:12:1:1:1) Manually free program 24 Time-Points photoperiods per day for 2 individually channels Full spectrum: purple, Royal blue, blue, green, red, white Ultra quite, you no longer have to suffer from fan noise More save you power bill 30% compare with old-fashioned led aquarium light Nice profile, well worthy your lovely tank