Part of the MASTER OF G series of watches designed for use in the most extreme conditions, the all new RANGEMAN challenges the limits of what a timepiece can be in true G-SHOCK style. Combining built in GPS Navigation with Bluetooth Low Energy technology and a Triple Sensor, this model is the pinnacle of outdoor practicality and desirability. All powered by a combination of Tough Solar power and/ or a ground breaking Wireless Charging system. A triumph of engineering, the GPW-B100 is built to the exacting standards expected from the G-SHOCK brand, resistant to shocks, freezing temperatures and deep water. LEARN MORE: http://bit.ly/2G3s4j1