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

About this item LIGHTEST OUTDOOR WATCH WITH ULTRA LONG BATTERY LIFE: Up to 40h battery life 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. At 64 grams, Grit X weights 20-30% less than usual outdoor watches. MILITARY LEVEL DURABILITY: Grit X has passed several MIL-STD-810G tests and is water resistance up to 100m / 10ATM. NAVIGATION: The real-time turn-by-turn route guidance and route import from Komoot keep you on the right track. Compass and barometric altitude (in training mode) and Polar’s unique training features helps you to aim higher! 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 altitude data. AUTOMATIC OVERNIGHT RECOVERY MEASUREMENT: Polar Nightly Recharge lets you know when you can safely push your body further. +130 SPORT PROFILES. POLAR FLOW for planning and analyzing your training sessions. › See more product details Product information Collapse All Expand All Item details Measurements Feedback Would you like to tell us about a lower price? Features & Specs