The D2 Mach 2 watch is the most highly evolved Garmin aviator smartwatch to date. It combines classic aviation styling with a durable DLC-coated titanium bezel, sapphire lens, bright 1.4" AMOLED touchscreen display, advanced flight mapping and powerful built-in LED flashlight. D2 Mach 2 has convenient tools for every phase of flight, including an on-device aeronautical database, HSI and Direct-to navigation. Access NEXRAD, METARs and TAFs - plus set personal minimums to stay ahead of the weather (when paired with your smartphone). The built-in speaker and microphone let you make and take calls from your wrist when your watch is paired with your smartphone. Use voice commands to get METAR information, start a flight, select a destination airport and more. Advanced health and fitness features help keep you on top of your game with strength training plans, daily suggested workouts and monitoring of heart rate, respiration, stress, sleep and more (data presented is intended to be a close estimation of metrics tracked). With up to 26 days of battery life in smartwatch mode, D2 Mach 2 is powered for life on the go.