The only recommendations from fitbit are.
Can you charge fitbit flex 2 with wall charger.
Try a different usb port or a ul certified wall charger.
Leaving a tracker on a charger for an extended period of time is ok to do.
The fitbit doesn t come with one but you can plug the included charging cable into any usb wall charger like the one your phone or tablet uses.
To charge flex 2.
Make sure you use the charging cable that came with your device as most cables aren t compatible with other devices.
Fitbit flex 2 charger replacement usb charger charging cable cradle dock adapter with 6 7 170mm cable length for fitbit flex 2 fitness wristband does not fitbit flex 4 4 out of 5 stars 11 9 99 9.
Charging your device to 100 may take 1 2 hours for troubleshooting steps see why isn t my fitbit device s battery charging.
Fitbit flex 2 comes equipped with a rechargeable battery.
Any will do the fitbit will take just what it needs.
We support charging by plugging your charge hr into a computer.
Attach the other end of the cable to your device.
Plug the charging cable into the usb port on your computer or a ul certified usb wall charger.
Only use the official fitbit branded charging cable that came with your tracker.
W elcome to the fitbit community sancta.
Most people are able to charge with wall a c to usb adapters and other usb methods but we don t officially design or support toward them.
If necessary you can use a ul certified usb wall charger.
If necessary you can use a ul certified usb wall charger.
Don t use a usb hub or battery pack to charge.
Connect the fitbit to a wall charger instead of your computer.
Charging fully takes about two to three hours.
Don t use a usb hub or battery pack to charge and only use the charging cable that came with your tracker.
We recommend plugging your charging cable into a usb port on your computer or other low energy device.
Fitbit flex 2 comes equipped with a rechargeable battery.
It s great to see you around the community madeleines hope you re doing great.
This means having the ul stamp in the us or ce in europe.
But if you try the usb port of desktop charger or wall charger with smart technology you can always charge your fitbit at full speed.
The device isn t connected securely to the charging cable or you re using a charging cable that came with a difference device or from another retailer.
If necessary you can use a ul certified usb wall charger.
Fitbit do recommend that the charger is safety certified.
Charging fully takes about two to three hours.