Description:Optical Drawing Board is a product that uses light to assist in painting, suitable for people who love sketching and painting.Made of optical coated Lens and premium ABS PP, durable and sturdy.Adopting optical imaging principle to draw, not projection, but through the lens to observe, drawing images presented on drawing paper.The brackets attached to the optical tracing board can be assembled quickly and easily, support any smartphones.Perfect for children, adults, comics/anime lovers, with 0 basic painting experience, even if you can't paint, it will make you a master of painting in a second.Specification:Material: ABS PPSize: Approx. 13.5x20cm/5.3x7.9 inchPackage Includes:1 Set Optical Drawing Board Kit