Modifying the Casio W800H and W96H to add the Countdown Timer Function
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Casio W800H and W96H In Depth Review -- Two Inexpensive Watches Which Do All of the Same Things
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Countdown Timer Mod for the Casio A178W
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CASIO W-800H | WORLD'S MOST CAPABLE WATCH | 4-YEARS ON THE WRIST REVIEW
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More Mods to Add the Auto Repeat Countdown Timer to Budget Casio Watches
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#G-SHOCK GW-M5610U (Module 3495) - How to set up the Time and Date, Alarms, Stopwatch & Timer!
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How To - Hydro Mod The Oil-Filled Watches #1
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Casio AE-1300 Mod | Giving a new look to a classic digital watch!
1:55:27