The artograph lighttracer light box"s conveniently slanted tracing surface makes it incredibly comfortable for artists to use. there is no need to interrupt your work to grab a pencil or embossing stylus. this lightbox has a handy recessed tool tray to keep your tracing tools right at your fingertips. the lightweight 10-inch-by-12-inch artograph lighttracer light box is convenient and portable. it uses an 8-watt daylight fluorescent lamp that provides up to 7500 hours of brilliant, uniform lighting. just hold the white button on the back right hand side of the unit until the light box is fully illuminated and start tracing on paper, quilting fabric and more. ul and cul approved. 5 year warranty. made in the usa.