30 Preloaded GPS and indoor sports apps. Take/make calls. Garmin ECG app. Skin Temperature. HRV Status. Wrist-Based Heart Rate. Pulse Ox sensor. Wheelchair mode. Garmin Coach. Running Dynamics and Running Power. Build interval workouts or step-by-step workouts. Garmin Connect app. Receive smart notifications. Incident Detection. Water resistant to 50 M. Up to 10 days of battery life. Soft gold stainless steel bezel. Dust rose case and silicone band. Case size: 41 x 41 x 12mm. Band fits wrists 110-175mm in circumference.