Two lights in one, day and night! This light has 2 cords so you can control both bulbs. This light is great for those pet birds that experience. The low-dose blue violet UV bulb provides a calming atmosphere. The FeatherBrite Full Spectrum Light fits most cages. Lightweight and simple assembly. Attach the stainless cage adapter to light and push between bars. Easy! The assembled light measures 10 inches x 11 inches with legs attached and the wire extender is 12 inches long. Weighs approximately 3 lbs. The safety 12 inch wire extender helps keep the electrical cord away from the back of the cage. Four bird safe, non-toxic powder coat colors to choose from! A FeatherBrite 6watt LED full spectrum daylight bulb is included in all lights. A blue-violet UV LED bulb is included This new bulb can be used 24 hours per day since it is only 1.5 watt which produces low UVs and is safe for your bird. There are two electrical cords with off/on switches. Both can be operated with a timer. Please note: You and your pet's safety is FeatherBrite's top priority. To prevent damage to the light bulb or electrical cord, remove and unplug the light from the top of the cage before your bird comes out to play.