Stress monitoring function: Yes Blood oxygen sensor: Yes Skin temperature sensor: Yes Smart wake-up: Yes Accelerometer: Yes SMS notifications: Yes Training effect measurement: Yes Music player: Yes Weather forecast: Yes Calendar: Yes Heart rate monitor: Yes Thermometer: Yes Calendar notifications: Yes Timer: Yes Call notifications: Yes Distance travelled: Yes Activity tracker: Yes Electronic compass: Yes Training recommendations: Yes Barometric altimeter: Yes Activity monitoring: Yes Gyroscope: Yes Quality of sleep: Yes Alarm clock: Yes Music control: Yes Advanced workouts: Yes Fitness test: Yes Ambient light sensor: Yes Find my phone function: Yes Stopwatch: Yes Heart rate measuring: Automatic Sun & moon information: Yes Interval training: Yes Workout tracking: Yes Smart notifications: Yes Calories burned: Yes Watch case material: Polymer, Stainless steel Watch case size: 41 mm Shape: Round Water resistance: 5 ATM