THE ADVANCED VERSA 4, IN WRIST SKIN TEMPERATURE SENSOR, OXYGEN SATURATION (SPO2) MONITORING, 24/7 HEART RATE MONITORING, SLEEP STAGE ANALYSIS, HIGH/LOW HEART RATE VARIATION, MENSTRUAL HEALTH TRACK, BUILT-IN GPS, WATER RESISTANT UP TO 50 METERS,MUSIC ON THE WRIST, CALLS AND NOTIFICATIONS FROM THE WRIST, GOOGLE/ALEXA COMPATIBLE, 6+ DAYS BATTERY LIFE
