A5: Features: Fantastic LED light box drawing tracing board, ideal for stenciling, scrapbook, sketching, drawing, diamond painting etc. Bright & even light, with a layer of eye-protecting material on the back to reduce eye strain.(NO Brightness Adjustment) Compact & elegant design, available to carry. Acrylic surface with great toughness, much stronger than traditional glass panel. Micro USB interface for power supply, comes with a USB cable and an adapter . You needn't install any software, insert the plug & turn it on, let's start the work.