cms-50D finger oximeter
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Display Format: LCD
Back light: LED
Pulse Ratio:30-250 BPM
Pulse Wave: LCD Graphic Display
Battery Voltage Low Indication: LCD signals.
Power Requirements: Two AA size 1.5V Alkali Battery;
Power Consumption: less than 20 mA.
Resolution: 11% for SPO2 and 11 BPM for Pulse Ratio.
Measurement Accuracy: 12% in stage of 70%-99% SPO2 and meaningless when stage
being smaller than 70%. 12BPM for Pulse Ratio.
Measurement Performance in Weak Filling Condition : Oxyhemoglobin and pulse ＆ #118alue can
be shown correctly when pulse-filling ratio is 0.4%.
Interference Resistance Capacity against Ambient Light : Deviation is smaller than 11%
between ＆ #118alue of Oxyhemoglobin measured in natural lighting indoor condition and present
lighting sources and that measured in dark room.
It is equipped with a function switch, hrough which the Oximeter can be automatically powered
off when no finger is in the Oximeter more than 8 seconds.