Fitbit Blaze Smart Fitness Watch, Black, Silver, Large (6.7 - 8.1 Inch)
- See simplified heart rate zones for quickly checking exercise intensity during workouts with PurePulse (TM) continuous, wrist based heart rate monitoring (no uncomfortable chest strap required).
- Use multi-sport tracking to track runs, cardio, cross-training, biking and more. Effortlessly and automatically record other workouts to your dashboard with SmartTrack.
- Enable is connected GPS to map your routes and see run stats like pace and duration on display (when your phone is nearby).
- We recommend charging your device every few days to ensure you are always tracking. Syncs with Windows Vista and later, Mac OS X 10.6 and up, iPhone 4S and later, iPad 3 Jan. And later, and leading Android and Windows devices.
- Syncing range: Up to 6.1 m and Syncing requires Bluetooth LE and Internet connection. Windows 10 computers that do not have Bluetooth LE will need a wireless sync dongle in order to sync..