Casio G-Shock Watch - Yellow - DW-5600CMA-9

Yes, it is water-resistant, making it suitable for swimming and water-related activities.

Yes, it includes a multi-function alarm for daily alerts.

The battery generally lasts for several years depending on usage, but you should have it tested if the display begins to dim.

Yes, the strap can be replaced, but ensure you purchase a strap compatible with the 5600 series housing.

Yes, it features an EL backlight for improved readability in low-light conditions.

The case is crafted from high-durability resin, which is standard for the classic G-Shock series.

This is typically a sign of a low battery; have the battery replaced by a professional technician.

Clean the buttons and the surrounding area with a soft-bristled brush and mild soap to remove dirt or salt buildup.

Ensure the case back is properly sealed; if condensation persists, take the watch to a service center to check the internal gaskets.