OLED display of SpO2, PR, PI, Pulse bar and waveform-
 Special design with splash-proof and drop-resistant-
 Spot check and continuous measuring mode -
Pulse rate analysis for spot check measurement-
 Up to 12 groups SpO2 data storage -
Audible and visual alarm with low battery indication-
 Automatic power on/off 4 direction display-
 Setting menu available and wireless optional-