This is a unique, hand made, industrial style pipe lamp that will compliment any desk or side table. This lamp is made of 1/2" pipe and fittings. The faucet-style valve functions as the on/off switch - clockwise to turn on the lamp and clockwise again to turn it off. Gauge and valve may vary from photo depending on what is in stock Intended for indoor use only Dimensions 9"L x 12"W x 21.5"H