Smart ring Ringconn gen 2 ultralight - matte black size 7

Ringconn gen 2 smart ring Slimmest and lightest smart ring on the market Matte black 12 day battery life Ringconn is the only ring that tracks sleep apnea No subscription fee to use the app (unlike oura ring) See screenshots from website for features (compared to oura rings) Used for a couple of months. Selling because I used it for health monitoring during a health issue but that issue has resolved now