HART Ring X2 – Smart Performance Meets Everyday Wear Find Your Fit HART X2 sizing is unique compared to other smart rings, ensuring comfort and accuracy. To guarantee the right fit, the HART sizing kit first. Wear your sample ring for 24 hours to determine your exact size. The HART Ring X2 is available in eight sizes (6–13) and three finishes – Gunmetal Black, Sterling Gold, and Silver – crafted for both style and durability. LongLasting Charging Case The HART Ring X2 includes a specially engineered charging case built for extended use. One full charge of the case keeps it powered for up to 20 days and provides up to five complete ring recharges without needing to plug in again. Ideal for travel, busy schedules, and uninterrupted performance. Advanced Sleep Tracking and Sleep Score Gain detailed insights into your nightly rest with HART's precision sleep analysis. The Ring X2 automatically tracks and categorizes Deep Sleep, REM Sleep, Light Sleep, and Awake periods, giving you a clear view of your sleep stages. It monitors total sleep duration, resting heart rate, and overall restfulness. It also records naps shorter than one hour, helping you optimize recovery and daily energy levels. Recovery Score Powered by advanced algorithms, the Recovery Score combines Heart Rate Variability (HRV), Sleep, and Resting Heart Rate (RHR) data to clearly show how effectively your body is recovering. This feature helps you understand your daily readiness and guides better lifestyle and training decisions for improved health and performance. Practical Applications • Daily wellness tracking – monitor rest, recovery, and heart performance for better energy management at work or home. • Athletic training – optimize workout intensity and recovery using precise HRV and sleep insights. • Travel and busy schedules – benefit from longlasting battery life and portable charging case for continuous tracking without interruption. Key Benefits • Accurate sizing process ensures longterm comfort and sensor performance • finishes and multiple sizes deliver style alongside advanced wellness insights • Extended battery support in the charging case keeps your ring ready without constant charging • Comprehensive sleep tracking supports better rest and recovery planning • Intelligent recovery metrics empower informed health and performance decisions