Finally, a smart ring I don't have to charge every night (and no subscription)

• The RingConn Gen 2 is a subscription-free smart ring that monitors sleep, exercise, and stress.
• 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.

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 battery, 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: I took a walk with Meta's new Oakley smart glasses - they beat my Ray-Bans in every way

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 ...