Color Bluetooth fingertip pulse oximeter,SpO2,PR,step pedometer,calorie monitor
(1)Display of SpO2 value. 4)Automatic storage for SpO2 and PR value. SpO2 error is ±4%, pulse rate error is ±2 bpm or ±2%, whichever is greater. 5)Sync clock function. 2)Display of PR value and bar graph.