Huion A3 Light Box for Tattoo Tracing - AC Powered AC Powerd - Brightness: 730.80 cd/m2; Super Bright LED light provides a perfectly even illuminated surface, Illuminate Uniformity 84.5% Compacta and Elegant Design, with HUION eyesight-protected technology Emits very little heat when using, suitable for long hour working Extremely thin and light weight, easy to travel; Diagonally Length:23.5 Inches; Working Surface:16 by 12 Inches Ideal for artists, designers and photographers for use with craft projects, fabric design, transferring drawings, transparencies and more