Collection F-91WS-4EF - Watch CASIO - Free user manual and instructions
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| Product Type | Digital Watch |
| Brand | Casio |
| Model | Collection F-91WS-4EF |
| Case Material | Resin |
| Band Material | Resin |
| Display Type | Digital (LCD) |
| Light Source | LED |
| Water Resistance | 3 ATM (splash resistant) |
| Power Source | Battery, type CR2016 (approx. 7 years life) |
| Dimensions (case) | Approx. 37.5 x 34.5 x 8.5 mm |
| Weight | Approx. 20 g |
| Stopwatch | Yes, 1/100 sec, up to 59'59.99" |
| Alarm | Daily alarm with snooze |
| Calendar | Auto-calendar (pre-programmed until 2039) |
| Accuracy | ±30 seconds per month |
| Maintenance | Wipe clean with a soft cloth; avoid solvents |
| Spare Parts & Repairability | Battery replacement by watchmaker; other parts limited |
| General Info | Classic design, suitable for everyday use |
Frequently Asked Questions - Collection F-91WS-4EF CASIO
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What does the snooze function do?
How do I adjust the band?
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