Fitbit Sense, Health & Fitness Smartwatch GPS Small Large - Carbon/Graphite Key Features Up to 6 Days of Battery Life Built-In GPS Tracking Heart Rate Monitoring On-Wrist Skin Temperature Sensor Built-In AMOLED Display Stress Detection & Tracking Swimproof Construction Female Health Tracking SmartTrack Automatic Activity Detection Call, Text & App Notifications Accessories: Extra Watch Band Charger (NEW) Original Box Instruction *Watch Is In Excellent Condition*