From "PRO TREK", it is a model with improved outdoor usability by linking with the dedicated app "PRO TREK Connected" via Bluetooth . The calorie consumption, the altitude obtained by the watch and the route obtained by the GPS of the smartphone are recorded in the app. Automatic time correction is possible all over the world by simplifying various settings. You can also calculate the automatic correction of the altimeter and the sunrise and sunset times. You can also enjoy customization by turning the mode ON/OFF and switching the display on the app. The back cover made of fine resin adopts a structure integrated with the lugs. Along with the button guard, it also enhances the robustness of the case. The wide dial uses Arabic indexes to ensure high visibility. Metal parts are used for the bearing indicator, and the outdoor image color is used as an accent. In addition, the urethane band has a 3D texture on the entire surface to prevent the ring ring from slipping, improving usability in outdoor scenes.