Polar Grit X, Rugged Multisport GPS Smart Watch, Ultra-Long Battery Life, Wrist-based Heart Rate, Military-Level Durability, Sleep and Recovery, Navigation, Trail Running, Mountain Biking

MILITARY-LEVEL DURABILITY: U.S. Military standard 810G passed for extreme temperatures, drop, humidity and water resistance (up to 100 meters). Polar Grit X shows you current weather and a 2-day forecast. LIGHTEST OUTDOOR WATCH WITH BUILT-IN GPS: This multi-sport watch comes with a compass and altimeter (in a training mode), ultra-long battery life and Polar’s unique training features. LEARN TO REFUEL: Stay energized throughout your sessions with the new FuelWise fueling assistant. ELEVATE YOUR GOALS: Automatically detected uphill and downhill stats from Hill Splitter tell you how you performed on the ascent and descent sections of your route by using your speed, distance and altitudedata. STAY ON THE RIGHT PATH: The real-time turn-by-turn route guidance and route import from Komoot keep you on the right track and help you explore new areas safely. Plan multi-day routes, create personal collections, use worldwide offline maps and much more.