Polar Grit X Pro GPS Multisport Smartwatch Military Durability, Sapphire Glass, Wrist based Heart Rate, Long Battery Life, Navigation Best for Outdoor Sports, Trail Running, Hiking

RUGGED DURABILITY: Scratch-resistant sapphire glass and FKM wristbands make this watch even stronger than its predecessor. With MIL-STD-810G premium design, up to 100m water-resistance, it’s built to handle any environment. ULTRA LONG BATTERY gives you up to 40h of trainings with full GPS and HR tracking (even up to 100h with power save options). Up to 7 days in watch mode with 24/7 HR tracking. UNRIVALED OHR TRACKING AND GPS ACCURACY with our world-renowned wrist-based heart rate monitoring. Built-in GPS provides exact locations and assisted-GPS ensures fast fix times. TURN-BY-TURN GUIDANCE POWERED BY KOMOOT - enjoy real-time, turn-by-turn navigation on your watch to keep you on the right track. FULLY AUTOMATIC AND INTELLIGENT OVERNIGHT RECOVERY MEASUREMENT helps you to track your sleep behavior and understand how well you recovered from training and other factors during the night so that you can make optimal choices for the day ahead.