(Made In ) Fitness watch supports 24 sport modes, you can easily and accurately track your all-day activities like duration, steps, distance, GPS route record on phone, average pace,calorie burned, heart rate etc. Smart watch applies advanced optical sensor automatically track your real-time 24/7 heart rate. Monitor your SpO2 saturation, blood pressure and sleep status, provide comprehensive sleep quality analysis(deep / light sleep / awake-up time).