PROACTIVE HEART HEALTH TRACKING - 24/7 heart rate monitoring with notifications if your heart rate is too high or too low. Overnight heart rate variability so you can track heart health over time. 24/7 TEMPERATURE TRACKING - Using our breakthrough TempTech24/7 module get baseline body temp and fluctuations that may indicate the onset of illness. Boost your workout via temp variation zones. ADVANCED RESPIRATORY INSIGHTS - Measure your blood oxygen level on-demand (SpO2) and track overnight for breathing disturbances. SLEEP TRACKER - Track a variety of sleep measurements: sleep duration time spent in light sleep & deep sleep sleep interruptions sleep regularity and a Sleep Quality Score assessment. ADVANCED ACTIVITY TRACKING - 40+ activities auto-recognized assess fitness performance with heart rate zones discover your Fitness Level via VO2 max estimation. Connected GPS tracker. -