FEATURES: Lightweight and low-profile for all-day and night comfort Extended battery life for weeks of continuous training Next-generation optical heart rate and SpO2 sensors Barometric altimeter for accurate elevation measurement Breadcrumb navigation feature to help you stay on track Always-on 1.2" transflective touchscreen display Dual-frequency GPS for pinpoint distance calculation Enjoy your favorite music with built-in audio support Watchband and charging cable included TECHNOLOGY: Super-light with a sleek body, PACE 3 is made to be worn all day and night in completely distraction-free comfort 38 hours continuous GPS 24 days daily use Super-light with a sleek body, PACE 3 is made to be worn all day and night in completely distraction-free comfort The PACE 3 hardware packs a punch with our Next-Gen optical heart rate sensor, Dual-Frequency GPS, blood oxygen measurement sensor, and a barometric altimeter Go beyond your neighborhood run in confidence with a suite of powerful navigation tools including on- watch Breadcrumb Navigation and a Route Planner directly in the COROS app With 24/7 comfort, accurate sensors and epic battery life, PACE 3 provides detailed data on your sleep recovery night after night. Measures each of your four sleep stages and calculates your Resting Heart Rate to monitor fitness trends Sync directly to your favorite health and fitness apps like Strava, Nike Run Club, Apple Health, and Google Healthkit. Stay connected by viewing incoming texts and phone calls, or use Find my Phone to locate your misplaced device