ITEM NAME:B11 Smart Watch Fitness Sports Bracelet Heart Rate Blood Pressure Blood Oxy Q9L9 B11 Smart Watch Fitness Sports Bracelet Heart Rate Blood Pressure Blood Oxy Q9L9 Breathing training function, relax your stress, adjust your breathing at the right time, the phone monitors your stress and relaxation in real time, and activates your status in experience and breathing training. Heart rate, blood pressure, blood oxygen: Always understand your heartbeat, 24-hour continuous heart rate monitoring, monitor and remind your heart rate anytime, anywhere, let you know your physical
