Marineland Aquarium Plant LED Lighting System With Timer 36-48. 1 watt 6500K White LEDs. 3 watt RGB LEDs that provide 460nm blue, 660nm red and green accent lighting. Designed to provide the light to make aquarium plants thrive, keeping them healthy and lush. Features the new integrated timer that allows independent control of the white and RGB LED's. Also features the newly designed dispersion lenses. Modern, streamlined design.