Battery replacement required. This is the G-SHOCK Cockpit Series, designed with the image of motorsports. The face, designed after the instruments of motorsports, has a novel design with a liquid crystal display across the entire dial. It also features a metal protector to protect the glass surface from impact. It has a hard and refined design. Overall, the condition is not bad, but there are signs of use, scratches, and fading, so please understand before purchasing. Please refrain from purchasing if you are sensitive to these issues.