OTT-LITE® lighting systems are a breakthrough in lighting technology. The lamp uses High Definition Lighting Technology (HDLT) to create illumination that's like natural daylight indoors. It's a great reading and task light, perfect next to a favorite reading chair. Black finish. Comes with one 18 watt fluorescent bulb. 51" high. 11" long shade. Adjustable arm with a maximum 18" reach.