This subscription-free Oura Ring dupe is $55 less during Prime Day
Briefly

The Ultrahuman Ring Air is one of the hottest new smart rings on the market, surpassing the Oura Ring with advanced features and data collection, appealing to health-conscious individuals for optimizing wellness routines.
Ultrahuman Ring Air, being subscription-free, caters to a niche market providing a discreet design in matte gray, black, silver, and gold, more appealing to hardcore fitness enthusiasts and recreational exercisers.
Read at ZDNET
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