Garmin Forerunner® 55
Technical specifications
| Model | Forerunner 55 |
| Type | Smart Watch |
| Dimensions | 42 x 42 x 11.6 mm |
| Battery life | Smartwatch Mode: Up to 2 weeks GPS mode: Up to 20 hours |
| Water rating | 5 ATM |
| Time/date | Yes |
| GPS Time Sync | Yes |
| Timer | Yes |
| Wrist-based Heart Rate | Yes |
| Color | Black |