Casio G-Shock GBA-900-1AER watch Wrist watch Black

Bluetooth® Smart
The watch is equipped with energy-saving Bluetooth® technology, which offers power-saving data transfer at the push of a button. The watch can connect to a smartphone wirelessly via Bluetooth®, enabling access to a wide range of useful functions.

Smartphone time
Local time will automatically be adjusted whenever the watch is connected with a smartphone.

Super-Auto LED Light
If the ambient light fades, a turn of your wrist illuminates the watch display particularly brightly and in coulor.

Shock-resistant
Shock-resistant construction protects against impact and vibration.

Steptracker
The watch has a built-in 3-axis accelerometer that counts the steps you take and indicates the numbers on the display.

Lifelog Function
Based on the number of steps, the watch calculates a calculatory calorie consumption and the distance covered.

Second time zone
A second location time can be set and called up. Ideal if you frequently make overseas calls.

Stopwatch function - 1/100 sec. - 24 hours
Elapsed time, split time and final time are measured with 1/100-sec accuracy. The watch can measure times of up to 24 hours.

Lap memory 50
Measured total, lap and split times can be stored in a memory with the date and can be displayed again later. A data set consists of: date, total, lap and split times. The memory has enough space for up to 50 data sets.

5 Timer - 1/1 Sec. - 60 Min. (with automatic repeat)
The count-down timer gives a signal by reaching the set time. The measuring capacity reaches up to 60 minutes. The timer can count back automatically again from the preset time. Five of these countdown alarms can be set independently.

5 daily alarms
The daily alarm reminds you about recurring events with an acoustic signal at the time you have set. This model has 5 independent alarms for flexible reminders of important appointments.

Button tones on/off
The button tones for using the mode button can be turned off. This means that the watch no longer beeps when switching from one function to another. Preset alarm or countdown timers remain active when the button tones are deactivated.

Hand Moving Function
With a push of a button, hands are moving and permit a free visibility of functions like stopwatch or date.

Phone Finder
Misplaced your smartphone? All it takes is the push of a button on your watch and the smartphone sounds an alarm.

Incoming calls display
When you receive a call on your smartphone, a notification will appear on the watch display

Automatic calendar with Date, Day and Month
Once set, the automatic calendar always displays the correct date

12/24-hour timekeeping
Times can be displayed in either a 12-hour or 24-hour format.

Mineral glass
The tough mineral glass resists scratching.

Resin case
The resin housing is the ideal everyday companion. It is durable, lightweight and relatively insensitive to cold, heat or other external influences.

Resin band
Synthetic resin is the ideal material for wrist straps thanks to its extremely durable and flexible properties.

Buckle
The bracelet is equipped with a buckle.

2 Years - 1 Battery
The battery supplies the watch with sufficient energy for approx. two years.

Water resistance classification (20 bar)
Perfect for free diving without scuba gear: the watch is water resistant up to 20 bar according to ISO 22810.