Wuzutech Herz P1 Smart Ring

Round-the-clock health tracking in a slim space-grade stainless steel ring — no subscription required. Monitors heart rate, activity, and stress levels continuously, with up to 6 days of battery life and 5ATM waterproofing (up to 164 ft). All data syncs to a free app on iOS and Android with a personalized health dashboard. Includes smart ring, USB charging cord, and free app.