Fitbit Flex 2 User Manual

This manual provides instructions for charging, setting up, wearing, and using the Fitbit Flex 2 activity tracker with its companion app.


Fitbit Flex 2 User Manual - cover page
Brand
Fitbit
Document type
User Manual
Language
Chinese
Pages
31
File format
PDF
File size
816 KB
Published
15 October, 2026
Updated
15 October, 2026
MD5 checksum
A4A414F8BB859BA392FAFF8A95E2986D

About this manual

The Fitbit Flex 2 is a multifunctional smart device designed to track daily activities and sleep. This user manual covers unboxing contents, charging methods, initial setup via the Fitbit mobile application, and proper wearing techniques including wrist size selection and dominant hand settings.

Key features include activity tracking (steps, distance, calories), sleep monitoring with customizable goals, and notification management for calls and text messages. The device utilizes a touch-sensitive LED display and includes sensors such as a 3-axis accelerometer and a vibration motor. This manual is written in Chinese.

What's inside

  • Getting Started
  • Charging the Device
  • Setting Up Your Phone
  • Wearing Flex 2
  • Activity Tracking
  • Sleep Tracking
  • Notifications
  • Troubleshooting

Frequently asked questions

How long does it take to fully charge the Flex 2?

It takes 2 to 3 hours to fully charge the device.

How many days of battery life can be expected on a full charge?

A full charge provides up to 5 days of battery life.

What happens when the Flex 2 is fully charged?

A green light appears, all five indicator lights turn on briefly, and then they turn off.

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