The official Fitbit Flex product manual is available on the Fitbit official website. The product manual contains information about setting up a Fitbit Flex and using it to monitor activity and fitness goals.
The Fitbit website offers product guides for all of the company's products as well as helpful information on how to use them. Users can download or print the Fitbit Flex manual. It contains illustrations showing how to secure the device's wristband properly as well as details on how to sync the device to a computer or mobile device to track activity over a period of time. Care instructions appear in the manual as well.