| Power Source | Batteries |
|---|---|
| Color | Green |
| Indoor/Outdoor | Indoor/Outdoor |
| Measurement System | Decimal & Imperial |
| Material | Plastic |
| MPN | FB401SL |
| For Operating Systems | iOS |
| Brand | Fitbit |
| Type | Activity Tracker |
| Department | Unisex Adults |
| Battery Life | Up to 5 Days |
| Measurement Provided | Heart Rate |
| Unit Type | Unit |
| Language | English |
| Model | FB401SL |
| Body Area | Wrist |
| Features | Wireless |
| Sensors | Accelerometer |
| Sport/Activity | Running & Jogging |
Check the listing for details. Fitbit Flex Green Wireless Activity Tracker Unopened New In Sealed Box. Color: Green, Condition: New. Listed at 24.99 USD. Wireless USB dongle. Charging Cable. My wife bought this years ago and we never opened it or set it up. What’s included.