Left/Right arrow keys: Change mode H: Hour (Timer, Alarm) M: Minute (Timer, Alarm) S: Second (Timer) R: Reset (Stopwatch, Timer), Turn On/Off (Alarm) Space: Start/Stop (Stopwatch, Timer) Turn On/Off (Alarm), Stop Alarm
Digits change colors automatically Green: Timer not running or >=5 Minutes left Yellow: 3-5 Minutes left Orange: 1-3 Minutes left Red: <1 Minute left
