COROS Apex 4 GPS Outdoor Watch - 46mm White

APEX 4 is the ultimate trail- and mountainsports watch built for training, racing, and beating your personal best.46mm: 24 days of regular use / 65 hours of full GPS42mm: 15 days of regular use / 41 hours of full GPSRegular use include Sleep, Daily Stress and Daily HR ReadingsOur most powerful mapping with free Global Maps, street and trail names, turn-by-turn navigation, and POl'sPrecision dual-frequency GPS with vertical algorithms built for alpine terrain and sheer walls.1.3 inch (46mm), 1.2 inch (42mm) Memory-in-Pixel touch screen with sharp contrast and easy readability in sun, snow, or shadows.A titanium bezel and sapphire glass deliver a lightweight feel with alpine-grade durability.Built-in speaker and mic for pace alerts, Voice Pins, and hands-free calls.