RingConn Smart Ring

RingConn Gen 2 Air The cheapest sensible way to find out whether you will actually wear a ring to bed. At $199 with no subscription, two years costs exactly the price on the box, and battery runs about ten days, which held up in testing. The savings show in the details: the shell is stainless steel rather than the titanium of pricier RingConn models, sleep apnea monitoring is missing, and workout tracking covers only a handful of exercise types. For sleep, heart rate and daily trends it covers the basics, and if the habit sticks you can upgrade knowing your size.