Lite Source LSF-105C Swing-Arm Lamp with Chrome. Utilizes 100-Watt Incandescent A Type (Bulb not Included) or 23-Watt Fluorescent CFL Type Bulb (CFL Bulb Included). Color Temperature: 2700K. E-27 Socket (Medium Base). On/Off Shade Switch with Turn-Knob. Maximum height: 35-Inch. Lite-Source, Inc. specializes in creating lighting products that can be used in any home. Their products include a range of kids products to chandeliers to task specialty lights, all the while providing an excellent value. The Lite-Source, Inc. catalog is one of the most extensive in the industry.