Great for the artist on the go! Take it with you outside or in the classroom. Runs on either batteries or power supply. Weighs less than one pound. Two brightness levels. 24 LED cool temp lights. Includes 43" long AC/USB power supply. Runs on 4 AAA batteries (not included). Extends to 9.5" tall. Dimensions (closed): 5" x 2.8" x 1.65". Durable, long lasting. 100,000 hour life expectancy.