The MIRO R1E HealthWear Smart Ring is a premium, feature-packed wearable seamlessly integrating advanced health and fitness monitoring into a sleek, stainless steel ring design. Equipped with medical-grade sensors from Goodix (ECG, PPG AFE, Body Temperature) and an SC-7A20H G-Sensor, it delivers comprehensive tracking including: Accurate Health Metrics: Resting ECG, continuous SpO2, dynamic heart rate (resting ±5bpm accuracy), body temperature, and non-medical blood glucose trends. Advanced Fitness & Wellness: Precision step counting (>95% accuracy), multi-sport GPS tracking (running, walking, cycling), detailed sleep staging analysis, and menstrual cycle prediction. Robust Build: Crafted from SUS304 stainless steel with PVD coating, AF treatment, waterproof to 5ATM, and featuring high-voltage charging protection (up to 24V OVP). Long-Lasting: Enjoy 5-7 days of typical use or 8-10 days standby on a single 1-hour magnetic charge (16mAh/22mAh polymer battery sizes available). Seamless Experience: Controlled via the HealthWear app (supporting 28 languages), offering historical data, trends, and OTA updates. Compatible with Android 5.0+ and iOS 10.0+.