Hello @Lgt88 and a warm welcome. The sleep patterns are on the app. Just to add a point. The Ace 2 shows sleep patterns, not sleep stages. You need a heart rate enabled Fitbit to get sleep stages.
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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