I replaced my Oura 4 with this no-subscription smart ring - and didn't miss it

ZDNET's key takeaways The RingConn Gen 2 is a subscription-free smart ring that retails for $300. It monitors your sleep, activity, stress, and vitals, and it's got a marathon battery life. The only downside is the user interface feels underdeveloped. View now at Amazon View now at Ringconn more buying choices Most smart rings these days claim to offer marathon battery lives, but often fall short of their promise. Many smart rings claim to last a week's worth of batter,y but only make it to five or six days before dying on me. Part of the appeal of smart rings, compared to smartwatches, is their longer battery life, so what gives? Also: New Asus smartwatch first to measure both blood pressure and ECG I've got one for you if you want a smart ring with a truly competitive battery life. I've been testing the RingConn Gen 2 smart ring that boasts a marathon battery life of 10 to 12 days. The smart ring comes with other perks – and a few drawbacks – that I'll get to below. Right off t ... Read full article.