Time Function: The blue light (at right) is on the " PM "
- Hour: Each red light means one hour
- Minute: Each yellow light means 5 minutes
- Minute: Each Green light means one minute
- Yellow light + Green light = Current minutes
Date function: The blue light (at right) is on the " DATE "
- Month: Digits on the red light means months
- Date: Each yellow light means 5 days
- Date: Each Green light means one day
- Yellow light + Green light = Current days
Week function: The blue light (at right) is on the " WEEK "
- Week: Digit on red light means week