GPR-H1000-9DR This G-SHOCK MASTER OF G RANGEMAN features a yellow bio-based resin case and band with black accents and a high-contrast digital MIP display for a rugged outdoor look. Built with shock- and mud-resistant construction, mineral glass, 200-meter water resistance, USB charging, and solar-assisted power, it is designed for demanding conditions. Confirmed functions include GPS, Bluetooth, heart-rate and blood-oxygen measurement, activity and sleep tracking, digital compass, altimeter, barometer, thermometer, step tracker, tide graph, sunrise and sunset data, moon data, world time, stopwatch, countdown timer, alarms, vibration alerts, and a full-auto LED backlight, making it a highly capable choice for outdoor exploration and training.