Display ：
Type :OLED display
Parameters:SpO2,PR,waveform,Pulse bar
Features：
Dual color OLED displays SpO2,PR,,wave form,Pulse bar;
4-direction & 6-mode display provide convenient readings;
Setting alarm range of Spo2 and pulse rate
Menu-function setting(Beep sounds,etc)
Lithium battery;automatically power off;
Gravity function,Automatic rotating read（Option)
PI-Perfusion Index indication(Option)
Weight (without battery)：
20.2g(battery included)
Dimension：
44mm*28.3mm*26.5mm
Environment Requirements：
Operation Temperature:5~40℃
Storage Temperature:-20~+55℃
Ambient Humidity≤80% no condensation in operation
≤93% no condensationin storage
Atmosphere pressure:86kPa~106kPa
