Charge 4 is made for health and fitness and packed with new features to keep you on track.
| Functions |
24/7 Heart Rate, Up to 7-Day Battery Life, Automatic Exercise Recognition, Sleep Tracking, Swimproof, Notifications, FitBit Pay, Spotify Control, Workout Intensity Map, Wireless Sync |
| Screen |
Touchscreen, Greyscale OLED |
| Water Resistant | 50m |
| Warranty | 1 Year |