[Continuous Health Tracking] Precision-engineered sensors monitor blood pressure, heart rate and wellness metrics every 30 minutes - ideal for adults, teens, and seniors [128 Sports Smart Ring] Versatile fitness rings track steps, calories, and 128+ activities (swimming/yoga/running) with 80m waterproof protection from pool to ocean [All-Day Comfort Power] Ultra-light sleep ring (2.2mm) operates 7 days per charge; charging case extends to 30 days for non-stop use [Smart Camera Control] Double-tap this smart ring to wirelessly capture phone photos - perfect for group selfies or hands-free travel shots [Advanced Sleep Analysis] Measures deep/light/REM cycles across all ages - from teens to seniors - with personalized recovery insights [No Ongoing Costs] All health/sleep/activity features accessible without subscriptions or added fees,Rugged fitness rings withstand daily use for active lifestyles Smart Ring