Long setting countdown time: 999 days, 23 hours, 59 minutes and 59 seconds. With clock function. You can switch between 12 and 24 hours systems. Easy to set. Two ways to place it. With magnet back and movable bracket. Wide application: vocation, wedding, new baby, retirement, meeting, study, and so on. Single product weight: 107g (net weight) Product size: 156x57.5x13mm Screen size: 138.4x39.9mm Battery: two CR2032 button batteries Countdown function: display the number of days, hours, minutes, seconds, countdown limit of 999 days, 23 hours, 59 minutes and 59 seconds Clock function: display hours, minutes, seconds, 12/24-hour system With magnet and bracket on the back, can be adsorbed on metal surface, placed on the desktop Widely used in sports games, college entrance exams, important schedule and other scenes of countdown timer Color: black Package includes: 1pcx timer