... pulse, SpO2,PR(Pulse Rate).2,Displaying volume and column diagram of stroll.3, 4 directions, 8 display. Description:1,Display Method: Color OLED display, two display ... datum from display screen.7 8 display modesBrief Description of Front PanelIt is apparent the heart rate bargraph display corresponds with pulse rate. Finger Pulse Oximeter with CE approved ...