Display light to enhance your existing fish color by 200-300% upon lights ON without coloring your aquarium tank water (water no color). This light is made from color enhanced LED. Single Timer Controller with Automatic ON/OFF Selectable 12,14,16 HRS.Slow ON & OFF. Adjustable Brightness. Excellent Heat Transfer and Dissipating Design. Different Mounting Options: Top Sitting Style, Hanging Style and Aquascape Style