General LENS MATERIAL: Power Glass™ BEZEL MATERIAL: fiber-reinforced polymer CASE MATERIAL: fiber-reinforced polymer QUICKFIT™ WATCH BAND COMPATIBLE: yes (26 mm) STRAP MATERIAL: silicone PHYSICAL SIZE: 50 x 50 x 14.5 mm; Fits wrists with a circumference of 145-228 mm LED FLASHLIGHT: Yes DISPLAY SIZE: custom, two-window design; 1.1” x 1.1” (27 x 27 mm) DISPLAY RESOLUTION: 176 x 176 pixels DISPLAY TYPE: monochrome, sunlight-visible, transflective memory-in-pixel (MIP) WEIGHT: 67 g WATER RATING: 10 ATM BATTERY LIFE: Smartwatch: 40 days; unlimited with solar* GPS: 60 hours; 145 hours with solar** All Satellite Systems: 40 hours; 65 hours with solar* All Satellite Systems + Multi-Band: 27 hours; 36 hours with solar** Max Battery GPS Mode: 150 hours; unlimited with solar** Expedition GPS Activity: 60 days; unlimited with solar* Battery Saver Watch Mode: 100 days; unlimited with solar* *Solar charging, assuming all-day wear with 3 hours per day outside in 50,000 lux conditions **Solar charging, assuming use in 50,000 lux conditions CHARGING METHOD: Garmin proprietary plug charger MEMORY/HISTORY: 64 MB ~WHY JUST CARRY OUT THE MISSION? OWN IT. ~ENGINEERED FOR ENDURANCE ~DESIGNED TO DO YOU ~GET MORE BATTERY OUT OF LIFE ~SOLAR POWERED ~BUILT-IN FLASHLIGHT ~NIGHT VISION COMPATIBILITY ~STEALTH MODE ~DUAL-POSITION FORMAT ~BALLISTICS CALCULATOR ~KILL SWITCH ~JUMPMASTER MODE ~TACTICAL ACTIVITY ~MULTI-BAND FREQUENCY SUPPORT ~ABC SENSORS ~TRACBACK® ROUTING ~REFERENCE POINT ~SMART NOTIFICATIONS ~CONNECT IQ™ STORE ~GARMIN PAY™ CONTACTLESS PAYMENTS ~SAFETY AND TRACKING FEATURES ~CALENDAR VIEW ~SYNC WITH THE GARMIN CONNECT™ APP ~BUILT-IN SPORTS APPS ~OBSTACLE COURSE RACING ~HIIT WORKOUTS ~VO2 MAX ~DAILY SUGGESTED WORKOUT ~RECOVERY TIME ~MTB DYNAMICS ~WRIST-BASED HEART RATE ~SLEEP SCORE AND ADVANCED SLEEP MONITORING ~MORNING REPORT ~BODY BATTERY™ ENERGY MONITORING ~PULSE OX ~HRV STATUS Warranty Period: 2 Year Warranty