Kessil A150W 10000K Special Blend LED Aquarium Light - Sky Blue Sky Blue 10000K Special Blend. The Sky Blue model's distinctive spectrum emits light similar to a 10000K light, emitting a natural looking light while providing coral with optimized wavelengths. 32 Watts: Effective light equal to a 150 metal halide lamp. Weight: 0.9 pounds (the power supply weighs an additional .9 pounds). Dimensions: 3 7/8 inches X 2.5 inches diameter. This light does NOT come with the bracket for attachment to a Kessil LED Light Pendant Gooseneck Clamp/Mount. This light does NOT come with the bracket for attachment to a Kessil LED Light Pendant Gooseneck Clamp/Mount.