The COROS VERTIX 2 GPS watch is built for next-generation adventures, thanks to its extreme durability, extended battery life, navigation features and landscape/topo/hybrid global offline mapping. Offers 60 days of regular battery life and 140 hours in full GPS mode (more than twice the battery life of its predecessor with GPS tracking on) Communicates with all 5 major satellite systems (GPS, GLONASS, Galileo, QZSS, and Beidou) simultaneously, which brings huge accuracy improvements over previous GPS units This also solves the GPS accuracy challenge when navigating between tall buildings, deep within the forest or alongside rock walls ECG (Electrocardiogram) capabilities let you use your watch to measure your heart-rate variability (HRV) straight from your wrist Next-generation chipset and processor deliver a better-than-ever COROS experience (20% faster than the original VERTIX) 1.4 in. screen boasts a 16% higher resolution than its predecessor to present more information at a glance and keep you updated with key metrics anytime and anywhere Supports up to 8 data fields on a single page, giving you more of the information you crave throughout your activities New user interface with iconic Digital Dial lets you scroll effortlessly to view your most important daily metrics Built with premium materials including a sapphire glass screen with a diamond-like coating and new titanium bezel that is 3x more scratch-resistant than the original VERTIX With over 200 preloaded strength exercises, COROS Training Mode and the COROS App allow you to build customized workouts for running, cycling, swimming and strength training Includes run, indoor run, trail run, track run, hike, mountain climb, bike, indoor bike, pool swim, open water, triathlon, multisport, ski, snowboard, XC and ski touring modes Also includes an optical pulse oximeter, optical heart rate sensor, electrocardiogram sensor, barometic altimeter, accelerometer, compass and thermometer With 32 GB of onboard storage, this watch can hold more data, more workouts, more routes and—for the first time in a COROS GPS watch—music Download and control your audio files straight from your watch Working temperatures of -22 to 122°F (-30 to 50°C) 10 ATM (100 m/492 ft.) water resistance Also includes gym cardio, GPS cardio, strength, training, speedsurfing, windsurfing, whitewater, flatwater, rowing and indoor rower modes with ongoing support and updates Control your Insta360™ action camera (Insta360 Go 2, One X2 or One R; not included) from your watch, letting you place your camera out of arm's reach to get the best shots