VIVINATURE 14.2 Inch Ultra Thin Artcraft Tracing Dimmable Brightness LED Light Tracing Board for Eyesight Protection LED Drawing pad with USB Cable-A4 The new A4 LED Light Box is thin, lightweight and very sturdy. It is very easy to hook up to power own by plugging in one end of the USB cord to the light pad and then plugging in the USB into any USB port. Once plugged in then just hit the power button and it turns on but there is also 3 different light levels on the pad. Press the Power Button to adjust the brightness level. Our LED artcraft tracing pad is aimed at helping beginners to draw easier. Based on LED backlight, you just need put the original pattern on this board surface, then put another drawing paper on the first layer, you can start tracing. Our LED drawing pad will make you feel how easy its to draw. It will be a great Christmas gift for anyone you love. Huge Capacity: Ideal for Stenciling, 2D Animation, Calligraphy, Embossing, Scrapbooking, Tattoo Transferring, Sketching & Drawing, Sewing projects, Stained Glass, Quilting, Editing negatives, X-ray viewer to check Bone Film in hospital. The LED light pad is extremely light weight! Because it is so light weight it can sit in your lap comfortably if you did not want to put it on the desk. This board is great for tracing many things or using it while weeding vinyl (when you peel away unneeded vinyl from a cut project.) It helps to illuminate a pictures to trace easier! Superior material: 100% Acrylics Environmental Material Panel ensures complete safety. Lighting lasts up to 50,000 hours. Gains very little heat when using, suitable for long-hour working.