... Digital Stopwatch 1,LCD panel and lanyard 2,Chronograph:1/100 split/lap time 3,hourly chime, Water resistant,snooze Stopwatch ... 24 hour mode option)2.calendar, 24-hour stopwatch, alarm, hourly chime, 1/100 second chronograph, ... to hang on your neck 4.Bigger digital screen, more visually,detailed time display,precise ... Expo Certificates: Factory outside: Professional Digital Sport Stopwatch /Timer 2012