TREVIEWER Super Thin 20.18-inch LED Tracing Light Pad (A3-400-1) with Full Size Screen Protector Produced with direction from Japanese Manga Animators and professionals Super slim 0.31-inch design providing easy use and portability LED brightness adjustable in 10 levels to provide maximum performance for any environment Large 20.18-inch work surface engineered with angle adjustment function providing optimal work angle to alleviate physical strain Manufactured in Japan with quality. With including Trytec's Official English Guide ( Beware of imitations)