G-Shock GMA-S140-2AER - Watch CASIO - Free user manual and instructions
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| Product Type | Wristwatch |
| Brand | Casio |
| Model | G-Shock GMA-S140-2AER |
| Category | Women's / Unisex |
| Dimensions (Case) | 46.2 x 42.3 x 11.3 mm |
| Weight | 45 g |
| Power Supply | CR1025 battery, approximately 10 years life |
| Main Functions | Shock resistant, 200 m water resistant, stopwatch (1/100s, 24h), countdown timer (1s, 24h), daily alarm, world time (48 cities), LED light |
| Display | Digital, black and white |
| Movement | Quartz, Japan |
| Case Material | Resin |
| Band Material | Resin |
| Glass | Mineral glass |
| Maintenance & Cleaning | Wipe with a soft dry cloth; avoid solvents, soap, and abrasives |
| Safety Precautions | Keep away from strong magnetic fields, extreme temperatures, and chemicals |
| Spare Parts & Repairability | Battery and band replaceable; contact Casio service center for repairs |
Frequently Asked Questions - G-Shock GMA-S140-2AER CASIO
What is the water resistance rating of the Casio G-Shock GMA-S140-2AER?
The watch is rated for 200 meters water resistance, suitable for swimming and snorkeling, but not for scuba diving.
How long does the battery last?
The CR1025 battery lasts approximately 10 years under normal use.
What is the case size and weight?
The case measures 46.2 x 42.3 x 11.3 mm and weighs 45 grams.
Is the watch suitable for women?
Yes, the GMA-S140 series is designed with a smaller case and lighter weight, making it comfortable for women and those with smaller wrists.
What functions does the stopwatch have?
The stopwatch measures up to 24 hours with 1/100 second accuracy and supports elapsed time, split time, and 1st-2nd place times.
How do I set the time and alarms?
Press and hold the adjust button to enter settings mode. Use the other buttons to cycle through options and set values. Refer to the manual for detailed steps.
What type of glass is used?
The watch features mineral glass, which is scratch-resistant but not shatterproof.
Can I replace the battery myself?
It is recommended to have the battery replaced by an authorized Casio service center to maintain water resistance. The back cover requires special tools.
Does the watch have a backlight?
Yes, it has an LED light that illuminates the display for reading in the dark.
What world time zones are supported?
The watch includes 48 cities (29 time zones) with automatic daylight saving time adjustments for selected cities.
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