| Digital Finger Pulse Oximeter WITH CE Blood Oxygen a Finger SPO2 PR Oximetro de dedo Portable Oximeter Health Care Model:AH-50L
*Integrated with SpO2 probe and processing display module
*Small in volume,light in weight and convenient in carrying
*Operation of the product is simple ,low power consumption
*SpO2 value display
*Pulse rate value display, bar graph display
*Low-voltage indication: low-voltage indicator appears before working abnormally which is due to low-voltage
*Automatically power off function: when the device is under the state of measuring interface . it will automatically power off within 5 seconds if the finger falls out of probe
*Various color of cover can be selected
Main performance
Display Mode: LED display
SpO2 Measuring Range: 0%~100%, (the resolution is 1%).
Accuracy: 70%~100%: +/-2% ,Below 70% unspecified.
PR Measuring Range: 30bpm~250bpm, (the resolution is 1bpm)
Accuracy: +/-2bpm or +/-2% (select larger)
Measurement Performance in Weak Filling Condition:
SpO2 and pulse rate can be shown correctly when pulse-filling ratio is 0.4%. SpO2 error is +/-4%, pulse rate error is +/-2 bpm or +/-2% (select larger).
Resistance to surrounding light: The deviation between the value measured in the condition of man-made light or indoor natural light and that of darkroom is less than +/-1%.
Power Consumption: less than 25 mA
Voltage: DC 3.0V
Power Supply: 1.5V (AAA size) alkaline batteries × 2
Battery working hour: The minimum continually work time is 24 hours, theoretical number is 56 hours.
Safety Type: Interior Battery, BF Type Accessories
Sell in standard:
*A hanging rope
*A user manual Physical Identity
Dimension: 57(L) × 31(W) × 32(H) mm
Weight: About 50g (with the batteries) Qualification
Passed FDA 
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