Displays airport details, including radio frequencies and runway information.

Displays the current time of day in additional time zones (Adding Alternate Time Zones).

At altitudes above 800 m (2625 ft.), displays graphs showing altitude-corrected values for your average pulse oximeter reading, respiration rate, and resting heart rate for the last seven days.

Displays the altitude alert threshold, pressure altitude, and barometric pressure correction.

Displays aviation alerts (Aviation Alerts (D2 Mach 1)).

Displays the current weather conditions and forecasts (Viewing Aviation Weather Information).

Displays the environmental pressure data based on elevation.

With all-day wear, displays your current Body Battery level and a graph of your level for the last several hours (Body Battery).

Displays upcoming meetings from your phone calendar.

Displays your calorie information for the current day.

Displays an electronic compass.

Displays your rider type, aerobic endurance, aerobic capacity, and anaerobic capacity (Viewing Cycling Ability).

Displays your dog's location information when you have a compatible dog tracking device paired with your D2™ Mach 1 watch.

Displays a score, graph, and a short message that describes your overall endurance based on all recorded activities (Endurance Score).

Displays predictions for the best days and times for fishing based on your location, the moon's position, and the moon rise and set times. You can view the rating for the day and major and minor feeding times.

Tracks your floors climbed and progress toward your goal.

Displays scheduled workouts when you select a Garmin coach adaptive training plan in your Garmin Connect™ account. The plan adjusts to your current level of fitness, coaching and schedule preferences, and race date.

Displays golf scores and statistics for your last round.

Displays your current heart rate in beats per minute (bpm) and a graph of your average resting heart rate (RHR).

Displays a score, graph, contributing metrics, and a short message that describes your hill climbing performance based on your recorded running activities (Hill Score).

Displays your activity history and a graph of your recorded activities.

Displays your seven-day average of your overnight heart rate variability (Heart Rate Variability Status).

Tracks your time spent participating in moderate to vigorous activities, your weekly intensity minutes goal, and progress toward your goal.

Allows you to send messages on your paired inReach device (Using the inReach Remote).

Displays your internal clock during travel, and provides guidance to help you acclimate to the time zone of your destination (Using the Jet Lag Adviser).

Displays a brief summary of your last recorded activity.

Displays a brief summary of your last recorded activity and history of the specified sport.

Displays your Garmin Messenger™ app conversations and allows you to reply to messages from your watch (Garmin Messenger App).

Displays the moonrise and moonset times, along with the moon phase, based on your GPS position.

Provides music player controls for your phone or watch music.

Displays total nap time and Body Battery level gains. You can start the nap timer and set an alarm to wake you up (Customizing Sleep Mode).

Alerts you to incoming calls, texts, social network updates, and more, based on your phone notification settings (Enabling Bluetooth Notifications).

Displays performance measurements that help you track and understand your training activities and race performances (Performance Measurements).

Displays avionics data from a connected aircraft in your Garmin Pilot™ account (Viewing PLANESYNC Data).

Displays the race event you designate as the primary race in your Garmin Connect calendar (Race Calendar and Primary Race).

Allows you to take a manual pulse oximeter reading (Getting Pulse Oximeter Readings). If you are too active for the watch to determine your pulse oximeter reading, the measurements are not recorded.

Displays your upcoming race events set in your Garmin Connect calendar (Race Calendar and Primary Race).

Allows you to manually take a photo and record a video clip (Using the Varia Camera Controls).

Displays your recovery time. The maximum time is four days.

Your current respiration rate in breaths per minute and seven-day average. You can do a breathing activity to help you relax.

Displays total sleep time, a sleep score, and sleep stage information for the previous night.

Provides recommendations for your sleep need based on sleep and activity history, HRV status, and naps.

Tracks your daily step count, step goal, and data for previous days.

Displays a customizable list of stocks (Adding a Stock).

Displays your current stress level and a graph of your stress level. You can do a breathing activity to help you relax. If you are too active for the watch to determine your stress level, stress measurements are not recorded.

Displays sunrise, sunset, dawn, and dusk times, along with a map of the sun's current position and a graph of the day's sunlight.

Displays temperature data from the internal temperature sensor.

Displays information about a tide station, such as the tide height and when the next high and low tides will occur (Viewing Tide Information).

Displays a score and a short message that helps you determine how ready you are for training each day (Training Readiness).

Displays your current training status and training load, which shows you how your training affects your fitness level and performance (Training Status).

Provides camera controls when you have a VIRB device paired with your D2 Mach 1 watch (VIRB Remote).

Displays the current temperature and weather forecast. You can also view the current weather conditions on the map using several map overlays.

Displays laser location information when you have a compatible Xero device paired with your D2 Mach 1 watch (Xero Laser Location Settings).