When you're training for your personal best, the lightweight and long-lasting COROS PACE 2 GPS sports watch drives all the stats and metrics you need to stay on pace over the long haul. Battery operates watch for 30 hours in GPS mode, 60 hours in UltraMax mode and 20 days in regular use mode between charges, so you can keep going the distance Battery usage indicator shows usage estimates for remaining battery power Compatible with GPS/Glonass/BDS satellite systems; satellite signal widget details satellite coverage and signal strength Lightweight frame offers the ultimate in durability and ultralight performance—weighs only 29 g with the strap With over 200 preloaded exercises, COROS Training Mode and COROS App allow you to build your own customized workouts for running, cycling and strength training 50 meter (5 ATM) waterproof rating allows you to track you activities while swimming in the pool or training in the ocean Fully customizable data screen lets you personalize how you view your metrics; Digital Dial offers easy one-finger operation Sensors include an optical heart rate monitor, barometric altimeter, accelerometer, compass, gyroscope and thermometer to track the body and environment every step of the way Features built-in power metrics from the wrist plus complete integration with Stryd running power meters Train better as you run, bike, swim or build your strength with interval, structured and strength training modes Advanced Training Analysis estimates aerobic and anaerobic training effects and fitness level metrics Recovery Advisor takes total training load into account to create a recommended period for full recovery and percentage of remaining "stamina" Strength Training mode over 200 preloaded exercises for upper body, lower body, core work and more Intelligent Stride Algorithm with multiple sensors provides accurate estimated data of your stride when the GPS signal is weak Muscle Heatmap shows you which muscle groups saw the most action after a workout in a daily, weekly or monthly view to help determine your next training block 24/7 heart rate monitor with sleep tracking capabilities monitors your sleep data, including deep sleep, light sleep and awake periods COROS app supports Bluetooth wireless syncing; compatible with third party apps including Strava, Training Peaks, Relive, Final Surge and more Compatible with Bluetooth and ANT+ fitness accessories (not included)