How to pair your Fitbit to your iPhone, iPad, or Android device - MyHealthyApple
Fitbit FB404 Wireless Activity Tracker User Manual
How to Fix Sync Issues for a Fitbit Charge 2 - Support.com TechSolutions
101 Guide for Fitbit Charge 2
Charge 2 not syncing...I get to the 4 digit code a... - Fitbit Community
Fitbit Charge 4 review: Excellent health and fitness tracking!
How to Reset Fitbit Charge 2 - YouTube
Sync Multiple Devices to Your Fitbit Account with Multi-Tracker Support - Fitbit Blog
Currys on Twitter: "We've got a pair of @Fitbit Charge 2 activity trackers to giveaway! For your chance to #WIN them, RT and tell us who your 2018 fitness buddy is. T&Cs:
Fitbit won't sync: How to fix Versa, Charge or Inspire - Wareable
How to Reset FITBIT Charge 2: Factory Reset Solutions