The NICREW Classicled Gen 2 Aquarium Light is a high-quality fish tank light that is 18-24 inches in size and uses LED technology, consuming 11 watts of power. This unit is dimmable, allowing for customized lighting levels to suit your aquarium needs. The sleek design of the NICREW Classicled Gen 2 makes it a stylish addition to any fish tank setup, with dimensions of 5.2 inches in diameter, 17.7 inches in width, and 3.2 inches in height, providing ample illumination for your aquatic pets. Inspected . Works. New