White LCD digital wristwatch. Features alarm, light, and stopwatch functions. - Color: White - Digital Display: LCD type digital - Alarm Function: Yes - Light Function: Yes - Stopwatch Function: 23 hours, 59 minutes timer, suitable for marathons. - The battery should last for about another six months, but please replace it if it runs out. The back cover is a screw-type that can be easily opened and closed. Thank you for viewing. We look forward to your consideration and purchase.