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- All-Day activity tracking Track all-day activity including steps, distance, calories burned and active minutes, so you can see how every move you make adds up to something big.
- Automatic sleep tracking Track your sleep, see your nightly trends, set bedtime reminders and wake with a silent, vibrating alarm.
- Interchangeable accessories This ultra-thin, removable tracker, easily hides inside bands, bangles and pendants, so you can track your life in style.
- Swim-Proof to 50m Wear it in the pool, shower or ocean and never worry it getting wet. Plus, automatically track your swimming and get stats like duration and laps counted.
- Auto exercise recognition SmartTrack™ automatic exercise recognition can detect select activities and will record them for you in the Fitbit app. Available when worn on the wrist.
- Reminders to move Stay active throughout the day with a unique vibration and orange-colored light encouraging you to reach mini-goals of 250 steps per hour.
- Call and text notifications Discreet notifications using color-coded lights and unique vibrations when you receive calls and texts.
- Up to 5-day battery life Battery life up to 5 days so you can track all day and night without needing a charge. Varies with use.
- Syncs to select Apple®, Android and Windows devices Such as iPhone®, iPad®, iPod® touch and cell phones and tablets with Windows Phone or Android for simple wireless communication.
- *Distance/speed/pace can only be shared on 3G or 4G devices.
- Apple, the Apple logo and iTunes are trademarks of Apple Computer, Inc., registered in the U.S. and other countries. iPod is a trademark of Apple Computer, Inc.
- iPad is a trademark of Apple Inc., registered in the U.S. and other countries
Battery Strength Indicator
Manufacturer's Warranty - Labor
Maximum Depth Of Water Resistance
Manufacturer's Warranty - Parts
Flex 2 Activity Tracker
Body Metrics Measured
Activity vs. inactivity
Additional Accessories Included
USB charging cable
Mobile Operating System Compatibility