Hello @Bookman60 and a warm welcome. The Aria 2 is a freestanding device -- you don't need a Fitbit tracker in order to set up an Aria 2, although I suspect most users do.
Can you clarify your question?
Laurie | Maryland
Sense 2, Luxe, Aria 2 | iOS | Mac OS
Take a look at the Fitbit help site for further assistance and information.
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