The G-SHOCK G-SQUAD GBD-100-1DR is a precision sports watch designed for serious training. It combines accelerometer-based distance tracking with smartphone GPS via Bluetooth for accurate pace monitoring. Features include an auto lap function, step tracker, interval and lap timers, and calorie calculator to support comprehensive workout analysis. The watch integrates with Life Log and Activity History apps for automatic training plan creation. Its high-definition MIP LED display and super illuminator ensure clear visibility, while the soft urethane band offers lasting comfort during intense activity.