Google Fitbit Charge 4

1. Built-in GPS: Track your outdoor runs, rides, hikes, and more without needing to carry your phone.

2. Heart Rate Monitoring: Continuous heart rate tracking helps you better measure calorie burn, resting heart rate, and more.

3. Sleep Tracking: Monitors your sleep stages and gives insights to help improve your sleep quality.

4. Active Zone Minutes: Tracks the time you spend in your target heart rate zones, helping you to reach your fitness goals.

5. Workout Modes: Over 20 goal-based exercise m