Hannox HX-M2 Pulse Oximeter
OLED Finger Pulse Oximeter HX-M2:
Display SpO2, pulse rate, pulse bar, pulse waveform
Low power consumption
Auto power off
6 display modes
10 levels adjustable brightness
2 AAA batteries.
SpO2 Measuring Range:70 - 100%
Pulse Rate range:30-235 bpm