The utility model provides a display device used on a combine harvester, which not only can display the rotational speed of an engine, but also can warn of the driving motions of the engine and the actions of operation parts and warning lights are distinguished easily even if a combination design is adopted. The display device comprises a warning part (60) for the engine and a warning part (70) for the operation parts, wherein the warning part (60) for the engine adopts a plurality of warning lights (61, 62 and 63) to display warnings of the driving motions of the engine the warning lights (61, 62 and 63) are arranged on a display panel (42) in positions on the lower side of an engine revolution meter (50) in the cross direction of a display part the warning part (70) for the operation parts adopts a plurality of warning lights (71 to 75) to display warnings of the actions of the operation parts and the warning lights (71 to 75) are arranged on the display panel (42) in positions on one transverse side of the engine revolution meter (50) and are distributed in the vertical direction of the display part.
