The Kessil A160WE Tuna Sun LED Aquarium Light comes with two control knobs. One knob is used to control overall intensity and the other knob the 6,000K/9,000K LED spectrum mix. You can tune a preferred color within the spectral range thousands of research and testing hours determined to be the optimal spectral points. In addition, you can control the A160WE with the Kessil Spectral Controller (a separate purchase).
40 Watts: Effective light equal to a 175 Watt metal halide
15% brighter than the A150W LED Lights
Variable Color Temperature: Using the color spectrum knob on the top of the light you can tune the LEDs to your desired color temperature. 6000K - 9000K
Can be controlled with the Kessil Spectral Controller (Sold separately) or other controllers.
Point light source with glitter lines that rival metal halide lights
Weight:.9 pounds (the power supply weighs an additional .9 pounds).