Garmin Forerunner 645
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This product is not sold in United States.
Running computer for active runners, with training effect and recovery time estimates.
The Forerunner 645 is filled with exercise features, with emphasis on running. As it tracks your heart rate 24 hours a day, it stays in touch with your recovery and stress levels, making it easy to exercise when the time is right. The 645 also has several other sport profiles, including cycling, pool swimming, rowing, crosstrainer exercise etc.
If you realize you need a snack on the go, you can utilize the contactless payment function – pay with the watch (requires compatible credit card).
- 30.4 mm color screen with Gorilla Glass 3 surface
- Bluetooth, ANT+ and Wi-Fi connections
- GPS and Glonass for distance, speed and track data
- Heart rate directly from the wrist (Garmin Elevate)
- Aerobic and anaerobic training effect
- VO2Max estimate
- Lactate threshold estimate
- HRV based stress test
- Recovery time estimate
- 200 hour activity data history/memory
- Barometric altimeter
- Thermometer
- Compatible with the separately available Garmin heart rate belt, should you wish to use one
- When using with the separately available Running Dynamics Pod, HRM-Run or HRM-Tri sensor, the Forerunner 645 also shows running dynamics data (such as ground contact symmetry, stride length and vertical ratio)
- Strava Beacon and Strava live segments support
- Compatible with bicycle cadence and speed sensor
- Compatible Varia Vision, Varia bike lights and Varia radar
- Battery life: up to 7 days in smart watch mode, and up to 12 hours in gps mode
- Industry standard 20 mm silicone strap, easy to change
- Supports Garmin Pay system (with compatible credit cards): just use your watch for contact-free paying
- What’s in the box:
- Forerunner 645
- 1.15A charging cable
- Manual
