Fitbit has launched recently a new smartwatch, Versa 3, Sense, and Inspire 2. But in Versa 3 and Sense, in this, both only the Sp02 monitor comes. The users who have Versa 3 and Sense can now easily track their blood oxygen levels. The users will now no longer have to get inside the watch to track your Sp02. It will track the user’s blood oxygen only when they are wearing the Fitbit smartwatch.