Features: Advantageous A3 LED light box drawing board, super bright large surface, can illuminate ≤300g watercolor paper, suitable for template, scrapbook, sketch, drawing, etc. Uniform eye protection, dimming brightness, adjustable light, low energy consumption. Intelligent brightness memory function that turns on and automatically enters the brightness you used last time. Compact structure, fine workmanship, black edges and beautiful scales. Highly transparent acrylic panel for high toughness and durability. Easy to use, plug in and open, then you can start your creation. Specification: Color: black side + white Material: acrylic Size: Approx. 40 x 33 x 0.4 cm/15.7 x 13 x 0.2 inch Line length: 2 m/6.6 ft Interface type: MIC USB Voltage: 5 V Waterproof rating: IP65 Brightness: 2500LUX Package list: 1 x Copy board 1 x USB cable Usage: 1. Turn on the power, click the switch symbol above the product, and then turn on the electricity. 2. Place the copy on the surface of the product, and then place the white paper on top of the manuscript 3. (1) The specific method of adjusting the light to the desired brightness: (2) When non-polar dimming is used, press and hold: the switch symbol is not released, the brightness can be changed freely, and when the desired brightness is reached, stop (3) To copy using transparent light (4) If you do not unplug the power, that is, only turn off the switch on the machine, and later when you restart it, it will remember the brightness you adjusted last time. Applicable: 1. Professional replication of animation, cartoon and painting 2. Tattoos tracing, process projects, fabric design 3. Photo, film, slider transfer (4) Retrospection in interior decoration, architecture, design and cartography 5. X-ray perspective.