The newly introduced GPR-H1000 which is a part of the RANGEMAN series has been constructively designed to deliver functionality and value with survival settings, an optical heart rate monitor and GPS with full functionality to take on the harshest natural environments. The Master of G line of G-SHOCK timepieces is known for delivering an elite level of performance on land, sea or in the air. Carefully constructed with a range of capabilities and functions specifically to withstand each of these environments. The RANGEMAN watches are equipped with Triple Sensors that measure functionalities such as compass bearing, altitude/barometric pressure, and temperature. This allows for optimal use for those professionals and explorers operating in the harsh environments on land. Equipped with a heart rate monitor and GPS functionality this allows use to keep track of their physical condition and direction in these severe environments. The new RANGEMAN GPR-H1000 is designed explicitly to provide the ultimate toughness in survival and extreme settings. Specifications:- 60.6 x 53.2 x 20.3mm Case Size - 92g Weight - Resin/Bio-based resin Case and Bezel - Bio-based resin band - Mineral Glass- Mud Resistant - Shock Resistant - 200 Meters Water Resistant- Charging system compatible with dedicated cable (requires device with Type-A USB terminal)- Solar Powered- GPS Signal Reception- Heart Rate Monitor- Step Counter - Floor Elevation Measurement - Altimeter - Barometric Pressure- Temperature- Mobile link (Automatic connection, wireless linking using Bluetooth®)- Moon Data - World Time - Tide Graph- Stopwatch - Alarm- Timer - Sunrise/Sunset Display - Calendar - Battery Level Indicator - Airplane Mode - Accuracy: ±15 seconds per month (with no GPS signal reception and mobile link function)