L-Fine A3 Tracing LED Light Pad Box(14.6x18.5 Inches) with Adjustable Light Intensity for Artists,Drawing, Sketching, Animation A3 Size is large for people to draw. The drawing light pad is widely used in animation, tattoo transferring, sketching, calligraphy, scrapbooking, stained glass and so on. Adjustable Illumination: it has 3-levels adjustable brightness, which can be adjusted according yourself by simply touching the on/off switch. USB Power: You can simply power your L-Fine tracing Led light pad from any computer with an USB cable or from a socket with its charger. Usage: Copying, painting, designing and reading, suitable for artists, designers, animators, photo graphics transparency viewing etc. 1-year warranty and friendly customer service.