SpO2 and Heart Rate Monitoring
     
     
      Reliable Health-Guard
     
     
      Haylou Watch 2 Pro dynamically tracks your heart rate and blood oxygen level even at nighttime. It can also test stress levels to help you relieve stress through breathing training.
     
     
      
      
       Nighttime SpO2 tracking
      
      
     
      
      
       Abnormal heart rate alert
      
      
     
      
      
       Stress test
      
      
     
      * Monitoring data and results are for reference only, not for diagnosis and treatment.