Application: coral reef lighting ,fish tank lighting ,coral reef tank lighting , aquarium lighting Type:Aquariums & ... 3PCS Fans,perfect heat sink5.Widely used for Sea water aquarium, reef, frest water compatible6. Different ratio optional, no UV, no harmful ... at night to enjoy fluorescence coloru by Reef, fish etc. Fantastic Dream feetctiveness. Fresh water adpots blue, red led to supply the spectrum ...