This lamp from Simply Country Living is the perfect addition to any home or office. The deminsion of this rustic lamp is 8" diameter base and about 30" tall when extended fully upright. Lamp arm is adjustable and measures 21" long. Thd arm swings and is adjustable, it tightens in the middle of the arm with a knob that looks like a vintage water faucet knob. Requires a standard light bulb, not included. Also checkout the other lamps from Simply Country Living!