The Ultimate Guide to All PROTREKs — composed by Experts
Before using this guide, we recommend:
All settings are clearly explained and understandable.
1. In the Timekeeping Mode, hold down A until the second digits start to flash, which indicates the setting screen.
2. Press D to move the flashing in the sequence shown below to select other settings.
3. While a setting is flashing, use E (+) and B (–) to change it.
- When the 12/24-hour setting is selected, press E or B to toggle between 12-hour (12H) and 24-hour (24H) timekeeping.
4. Press A to exit the setting screen.
Recent News about Casio ProTrek PRG-40 Series
- [Casio on TV] Jamie Foxx is wearing ProTrek PRG-40
- [Casio on TV] Denzel Washington is wearing ProTrek PRG-40
- [Live Photos] ProTrek PRG-40 Pathfinder Review
Being a fan of CASIO watches since 2009, I strive to share my passion and knowledge with others. Through publishing short notes and curating all listings on this site, I hope to inspire fellow enthusiasts to explore the world of high-quality CASIO watches. A proud owner of GST-B200, GG-1000, GA-110. Remember: Fake Watches are for Fake People.
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