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Need help?Do you have a question about the Casio G-Shock GST-B400 and is the answer not in the manual?
General| Model | GST-B400 |
|---|---|
| Series | G-Shock |
| Brand | Casio |
| Display type | Analog-Digital |
| Case Size | 46.6mm |
| Weight | 80g |
| Case Material | Resin/Stainless steel |
| Band Material | Resin |
| Water Resistance | 200 meters |
| Shock Resistance | Yes |
| Bluetooth Connectivity | Yes |
| Mobile Link | Yes |
| Glass | Mineral Glass |
| World Time | Yes |
| Stopwatch | 1/100 second |
| Timer | Yes |
| Alarm/Hourly Time Signal | 5 daily alarms, Hourly time signal |
| Mute Feature | Yes |
| Accuracy | ±15 seconds per month |
| Power Supply | Tough Solar (Solar powered) |
| App Connectivity Feature | G-Shock Connected |
| Light | Double LED light |
| Calendar | Full auto calendar |
| Other Features | Battery level indicator, Power Saving |
| Battery Life | Approximately 18 months on rechargeable battery (operation period with normal use without exposure to light after charge) |
Detailed precautions for watch operation and usage.
Information on water resistance ratings and usage guidelines.
Precautions and care for watch bands to prevent damage or irritation.
Warnings about exposing the watch to extreme temperatures.
Guidelines on how impact can affect watch functionality and durability.
Explains how magnetism can affect watch accuracy and damage components.
Describes the effects of static electricity on the watch display and function.
Lists chemicals to avoid contact with to prevent watch damage.
Instructions for storing the watch properly to maintain its condition.
Precautions for resin parts regarding color transfer and discoloration.
Care instructions for leather bands to prevent color transfer and damage.
Advice on cleaning and maintaining metal watch components to prevent rust.
Benefits and care of the bacteria and odor resistant band.
Note on potential readability issues with the LCD display.
General guidelines for maintaining the watch's performance and appearance.
Risks associated with neglecting watch maintenance, like rust and wear.
How moisture and storage conditions can lead to premature wear.
Advice for individuals experiencing skin irritation from wearing the watch.
Information on the rechargeable battery and its maintenance.
Important warnings and restrictions when using the watch with a mobile phone.
Information on radio laws and restrictions, especially in aircraft.
Guidelines for optimal performance and avoiding interference during mobile link.
How to disable radio wave generation for specific environments.
How to turn off automatic time synchronization with the phone.
An overview of the watch and its convenient features.
Highlights key functions like Phone Linking, World Time, Alarm, Stopwatch, and Timer.
Explains the meaning of various indicators and symbols on the watch face.
Steps to establish a connection between the watch and a phone.
Instructions on how to charge the watch using its solar panel.
Indicators and consequences of a low battery status.
What happens when the battery is dead and how to recover.
Information on approximate charging times under various light conditions.
How to use the LED light to read the watch in the dark.
Highlights features that are enhanced by phone connectivity.
Steps to prepare for pairing the watch with a phone.
How the watch automatically adjusts time via phone connection.
How to manually initiate time adjustment by connecting to the phone.
How to set World Time cities and manage summer time.
Steps to choose a World Time city for the watch display.
How to set automatic or manual summer time adjustments.
How to correct analog hand misalignment using G-SHOCK Connected.
How to use the watch to locate a paired phone.
General settings that can be configured via the G-SHOCK Connected app.
How to check the watch's current battery charge level using the app.
How to record current location and time data on the phone.
Information on establishing a connection between the watch and phone.
Steps to remove pairing information from both watch and phone.
How to adjust time settings using the watch or phone.
How to select a Home City and configure its summer time setting.
How to switch between 12-hour and 24-hour time display formats.
How to check the current time in different cities worldwide.
How to set World Time cities using the G-SHOCK Connected app.
How to view the time in selected World Time cities.
How to select a World Time city and its summer time setting.
How to set alarms using the G-SHOCK Connected app.
Steps to set alarm times and numbers using the watch.
Procedure to change time settings for a destination location.
How to stop sounding alarms or the hourly time signal.
How to measure elapsed time using the stopwatch function.
How to take split time and lap time readings.
Steps to measure a split time during stopwatch operation.
How to set the start time for the countdown timer.
How to view upcoming and current day reminders.
How to adjust analog hand alignment manually on the watch.
How to adjust hand alignment using the G-SHOCK Connected app.
How to select the preferred date display format (e.g., M.DD or DD.M).
How to choose the display language for the day of the week.
How to enable or disable button press tones.
How to configure the watch's power saving modes.
A table listing cities and their time zone offsets.
Information on summer time start and end dates for various cities.
Technical details regarding the watch's mobile link capabilities.
Information on the watch's power source and battery operating time.
Solutions for issues establishing initial Bluetooth pairing.
Steps to resolve problems reconnecting the watch after disconnection.
Explains when and why auto time adjustment occurs.
How to understand watch modes and hand movements.
