US ART SUPPLY Lightmaster USB Powered 18.75" Diagonal Professional Artist Size (A4) 9"x12" LED Lightbox Board - 5-Volt Light Bright Ultra-Thin 3/8" Profile L.E.D. Light Box Pad with 110V AC Power Adapter, USB Adapter to Power From any USB Port, Computer or Wall Plug. Now Includes for FREE: 1 Measuring Overlay Grid & 1 Circle Template/Protractor 1-Year Warranty Lightmaster is a Professional Quality Ultra-Thin Light Tracing Pad with Dimmable Touch Button Technology Artist Size 9x12 Working Surface, Lightweight and Ultra Thin 3/8" profile designed for easy portability Super Bright Energy Efficient Flicker-Free L.E.D. Lamps that are Maintenance Free and Last up to 50,000 Hours with Dimmable Touch Button Technology Ideal for Stenciling, 2D Animation, Calligraphy, Embossing, Scrapbooking, Tattoo Transferring, Sketching & Drawing, Sewing projects, Stained Glass, Quilting & More * 1-Year Unconditional Full Replacement Warranty *, Comes with 1(one) light pad, 1 (one) measuring overlay grid & 1 (one) circle template/protractor