Features: A4 LED light box drawing tracing board, giving you a clearer and brighter view in stenciling, sketching, tattooing drawing, diamond painting, X-ray viewing etc. Eye-protecting, non-flicking even light, long press the power button, then you can steplessly adjust brightness, find optimal light degree easily. Smart brightness memory function, after turning on, the brightness will automatically enter into the same as your last use. Sent with a USB cable, can be connected to phone adapter, computer, power pack more for power supply. The acrylic panel is of high transparency and great toughness durability. 3.5mm ultra-thin and lightweight design, portable to carry. Plug and play, easy to use, save more time for creating.