OceanRevive Arctic-S026 Full Spectrum Dimmable Reef 3W LEDs LED Aquarium Light Hoods Coral Reef Seaweed Saltwater Fish Tank Panel Lamp Fixture Specialized for SPS/LPS Coral Reef and Freshwater/Saltwater Aquarium Fully Manual Dimmable, Light Intensity Adjustable from 0% to 100% 2pcs Separate Dimmers for Controlling 2 Separate series circuit High Power Efficiency 3Watt Single Chip BridgeLux LEDs, Low Energy Consumption All LEDs with a Zener to ensure One LED Goes Out the Rest Continue to Operate