These are the latest additions to the new G-SHOCK MOVE lineup of sports watches, which are equipped with heart rate monitor and GPS. Useful workout functions include an optical sensor for heart rate measurement, along with bearing, altitude/barometric pressure, and temperature sensors, and an accelerometer for step counting. Power-saving after a certain period in a dark location. Size of case : 63×55×20.4mm. Total weight : 101g. Case / bezel material: Resin / Stainless steel. Resin Band. Shock Resistant. Mineral Glass. 200-meter water resistance. LED backlight (Super illuminator).