HPLSZCN Smart Ring for Women & Men - Fitness Tracker, Sleep Monitor, IP68 Waterproof Health Ring, Activity Tracker Compatible with iOS & Android (Silver, 6)

Precise fit & comfortMeasure your finger width according to pictorial instructions - ideal in the afternoon or evening when your fingers are slightly swollen. The ultra-slim design made of ultra-light material ensures unobtrusive comfort that doesn't cause any pressure points, even during long periods of sport or everyday wear 24/7 Health monitoringHeart rate, blood oxygen and sleep phase analysis in real time: the ring precisely monitors your sleep (waking, light and deep sleep). Thanks to the discreet design, you remain completely free while training, working or sleeping Ultra-long-life battery & waterproof7 days standby with 3-5 days of use - thanks to adaptive battery and smart power management technology. Quick charge in 30 minutes for a full day. IP68 water resistance to a depth of 20 metres: master swimming, rain and outdoor activities with ease Precise sports tracker for every type of activity3D motion analysis for running, cycling and fitness: records steps, distance, calories burned and more. The bio-measurement sensor guarantees accurate data, while compatibility with Android & iOS allows seamless synchronisation with the app Minimalist design & sustainabilityEnvironmentally friendly material and adjustable size - fits every finger. The feather-light ring combines modern design with high-quality technology for everyday wear, sport and travelling.