Features-- Copy board is also called tracking writing board, copy in cartoon, animation, production of professional tools, is mainly composed of acrylic and LED lights. Used to copy paper and artwork overlap, can very clearly see the bottom figure in the history of painting, and copy or modify onto a piece of paper. Animators can be used to draw action. Specifications- Product light source: LED component- Product material: Acrylic panel, LED- Input voltage: USB 5V- Working voltage: 5V- Size: 470*346*5.5mm - Activity area: 450*325mm- 2 types optional:1: A3 + 3 gears dimming + USB cable2: A3 + Stepless dimming + USB cable Attentions- Micro-USB / 5V, general USB transfer interface, charging adapter, portable power source, laptop can be used.- Choose suitable brightness, lest bring discomfort to the eyes.- Painting figure use compare brunet lead paint.- When using the copy machine, the room lights dimmed the effect will be better.- The sketch is finished, turn the power off. Package includes:1 x Copy board1 x USB cable