DW-6900BB-1 Strap Material_Resin which are equipped with heart

which are equipped with heart rate monitor and GPS

so you can make battery-extending changes on the fly

SAFETY AND TRACKING FEATURES

VO2 max calculation and other data analysis capabilities use a library by FIRSTBEAT

DW-6900BB-1 Strap Material_Resin which are equipped with heartFrom G SHOCK, the watch that sets the standard for timekeeping toughness, comes the latest models to feature basic G SHOCK black that captures the essence of one tone resin. These models are based on the DW 6900, which is designed to withstand impact from any direction. A simple matte black finish allows the form of the watch itself to come out, while the buckle and buttons have a black ion plate finish. Everything about this new basic black model