Casio G-Shock GBA900 Series

Some of the key features of the GBA900 series watches include:

Step tracking: The watch has a built-in three-axis accelerometer that tracks the number of steps taken, calories burned, and distance traveled throughout the day.

Bluetooth connectivity: The watch can be paired with a smartphone via Bluetooth, allowing for automatic time adjustment, access to additional features and settings, and the ability to receive notifications on the watch face.

Training functions: The watch includes various training functions such as interval timers, target setting, and lap time measurement, making it ideal for fitness enthusiasts and athletes.

Water resistance: The watch is water-resistant up to 200 meters, making it suitable for swimming and water-based activities.

Toughness: Like other G-Shock watches, the GBA900 series is designed to be shock-resistant and durable, able to withstand various types of impact and vibration.

Overall, the GBA900 series watches offer a range of features that make them useful for fitness tracking, training, and everyday use.