Brand: CASIO / Casio Model Number: RFT-100 Color: Black / Black Size: Case Length 2.5 Case Width 2.5 Dial Length 3 Dial Width 3 Case Thickness 1 Band Width 2 【Product Condition】 There is some wear and tear, and there is a malfunction with the digital display after a battery change. Please check the photos for details. It is currently running, but the battery is a consumable item, so the remaining charge is unknown. 【Specifications】 Blind Operation Structure Resin Glass 5-bar Water Resistance Vibration Function (Stopwatch target notification, timer notification, time alarm / Hourly chime notification via vibration; operation sound is disabled when the vibration function is turned ON) World Time: Displays the time in 48 cities (29 time zones), with summer time setting function Soccer Stopwatch: Referee's addition timer that can measure stoppage time. Upper display: Match time measurement (1 second, 60-minute counter), Lower display: Elapsed time measurement (1 second, 100-minute counter), Target notification (match time) can be set (set unit: 1 minute, maximum set: 60 minutes) Preset Timer: 9 types of competition times for major ball games are preset (Preset times: 10 minutes / 12 minutes / 15 minutes / 20 minutes / 25 minutes / 30 minutes / 35 minutes / 40 minutes / 45 minutes, measured in 1-second increments, auto-repeat), with measurement count Timer: Timer for interval measurement that can set up to 9 sets of time (Set unit: 5 seconds, maximum set: 59 minutes 55 seconds, measured in 1-second increments, auto-repeat), with measurement count Time Alarm, Hourly Chime Full Auto Calendar 12/24-hour display switching EL Backlight