LEDU Opti Series Swing Arm Desk Lamp, 34-Inch Height, Black (L502BK) Swing arm lamp features a 30" reach and a 6-5/8" diameter vented shade Multipurpose clamp attaches lamp to any tabletop Lamp includes a 13 watt compact fluorescent bulb and also accepts a 100 watt incandescent bulb (sold separately) ETL listed