Luminescent analog watch hands in a bold, rugged watch body with dual-layered bezel Combines a classic analog experience with smart functionality on an easy-to-read high-resolution digital display RevoDrive technology delivers accurate analog timekeeping in even the most demanding environments Ruggedly built to MIL-STD-810 for thermal and shock resistance and with a water rating of 10 ATM (Withstands pressures equivalent to a depth of 100 meters) Pair to your compatible Android or Apple smartphone to get smart notifications; pay from your wrist with Garmin Pay contactless payment solutions with a supported country and payment network Understand your body better with all-day health monitoring features that track your heart rate, sleep score, Pulse Ox, respiration and more (This is not a medical device, and data presented is intended to be a close estimation of metrics tracked. Pulse Ox not available in all countries) With built-in sports apps for everything from strength training to running to mountain biking, you can train your way indoors or out Explore the outdoors with GPS, GLONASS and Galileo navigation support and built-in ABC sensors Battery life: up to 28 days of battery life in smartwatch mode; up to 25 hours in GPS mode; up to 71 days in battery saver mode