One of my favorite smart rings is getting an 18K gold upgrade
Ultrahuman/ZDNET The Ultrahuman Ring Air is one of the more competitive smart rings on the market for its sleep and activity scoring algorithms, endless features for tracking a user’s health, and regular app updates. When I tested it out last year, I wrote that it rivals wearables from Oura, the smart ring industry’s top dog. Now, Ultrahuman is taking its wearable to another level with the release of the Ultrahuman Ring Rare line, “the world’s…
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