Features:1. Comic tools, ultra-thin A4 copy board, essential for anime schools.2. High light transmittance: high quality acrylic panel, 4.7mm thick, more transparent and lighter than traditional glass.3. Eyes protection: The light guide plate can effectively make the light even, make the light source stable, and protect the eyes from light damage.4. Adjustable light: You can adjust the light to the most comfortable brightness.5. High quality: high transparent acrylic panel with good toughness and uniform pressure, wear-resistant and durable.6. USB interface: can be powered by mobile power, mobile phone plug, computer, etc.Specifications:Material: AcrylicColor: WhiteType: 3-Level Adjustable Brightness, Stepless Adjustable Brightness (Optional)Operating voltage: 5VThickness: 0.47cm / 0.19inLighting area size: 30 * 21.5cm / 11.8 * 8.5inSize: 33.5cm * 21.5cm / 13.2 * 8.5inWeight: Approx. 413gNote: 1: Handle with care, do not use sharp metal objects, and protect working surface from scratches2: Use on a safe and stable work surface3: If the warranty, warranty will be invalid4: Always store in a safe and dry place after usePackage List:1 * A4 Light Board1 * USB Cable.