Energy-saving, 100w quartz halogen bulb with HI/LO position switch, produces 900’ candles of illumination, with a scientifically-designed parabolic reflector. Full 5" diameter, 3-diopter glass lens. This task lamp has a 45" suspension reach. Includes architect’s adjustable clamp with 2½" opening, plus a convenience outlet in the base. Built-in handle on the shade. 9’, 3-conductor grounded cord. Board attachment clamp included.