Table of Contents 
Getting started ............................................................................................................................................... 1 
Intended use ............................................................................................................................................... 1 
What’s included ......................................................................................................................................... 1 
What’s in this document ........................................................................................................................ 1 
Power on your scale ................................................................................................................................ 1 
Setting up your Fitbit Aria 2 ................................................................................................................... 3 
Networking Requirements ................................................................................................................... 3 
Installing the Fitbit app ......................................................................................................................... 3 
Verifying your scale setup ................................................................................................................... 4 
Changing your Wi-Fi network ............................................................................................................ 4 
Using Your Aria 2 ......................................................................................................................................... 5 
Completing a weigh-in .......................................................................................................................... 5 
Viewing your data ................................................................................................................................... 5 
Inviting other users to use the scale................................................................................................ 5 
Reassigning a measurement ............................................................................................................... 6 
Choosing Regular or Lean modes .................................................................................................... 6 
Ensuring accuracy ................................................................................................................................... 6 
Factory reset ............................................................................................................................................. 7 
Fitbit Aria 2 General Info & Specifications ........................................................................................ 8 
Sensors ......................................................................................................................................................... 8 
Limitations .................................................................................................................................................. 8 
Batteries and power ............................................................................................................................... 8 
Size and weight ........................................................................................................................................ 9 
Environmental conditions .................................................................................................................... 9 
Care and maintenance ......................................................................................................................... 10