Product Details Garmin Forerunner 55 GPS Watch 75375927960 Gain knowledge on your daily activity and workouts with the Garmin Forerunner 55. Information is key when starting to build more sustainable habits or training for a marathon so make sure you have a watch that leads to those improved habits. The Garmin Forerunner 55 gives you an array of data. Our fitness experts love the 2-week battery life, the variety of built-in activity categories, and the multiple overall health and wellness wrist-based heart rate feedback that the Garmin Forerunner 55 gives you. Invest in your training and overall health with the Garmin Forerunner 55. Features Plan your race day strategy with the PacePro feature (not compatible with on-device courses), which offers GPS-based pace guidance for a selected course or distance Run your best with helpful training tools, including race time predictions and finish time estimates Track all the ways you move with built-in activity profiles for running, cycling, track run, virtual run, pool swim, Pilates, HIIT, breathwork and more Tune in to your body with advanced wellness features, such as intensity minutes, fitness age, all-day respiration and more Customize your watch with free watch faces, data fields, apps and widgets from the Connect IQ Store (requires Garmin Connect app and Connect IQ app loaded on a compatible smartphone) Easy-to-use running watch monitors heart rate (this is not a medical device) at the wrist and uses GPS to track how far, how fast and where you've run.Control Method:Application.Special Feature:Bluetooth. Take the guesswork out of training with suggested workouts of varying intensities based on your training history, fitness level and recovery time Battery life: up to 2 weeks in smartwatch mode; up to 20 hours in GPS mode Specs Max Depth of Water Resistance: 164 feet Metrics Measured: Activity vs. inactivity, Cadence, Calories burned, Cycling speed, Duration of exercise, Resting heart rate, Hours slept, Pace, Duration of sleep stages, Steps taken, Distance swam, Laps swam Water Resistant: Yes California Residents WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov