A4 Portable LED Light Box Trace, LITENERGY Light Pad USB Power LED Artcraft Tracing Light Table for Artists,Drawing, Sketching, Animation The whole light pad dimension including black frame is L14.2 x W10.6 x H0.2. The visual work area is 9" x 12. Adjustable Brightness --- simply keep pressing the touch switch for several second until you get the desired brightness which you want. Package contents: a light box, a USB cable, a Users Manual. Ideal for Stenciling, 2D Animation, Calligraphy, Embossing, Scrapbooking, Tattoo Transferring, Sketching & Drawing, Sewing projects, Stained Glass, Quilting etc. 24 Hour customer service plus 360 days warranty and hassle free return on top of Amazon standard 30 day return policy.