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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)
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 25mA
Power Supply:2 X 1.5V (AAA size) alkaline batteries(Not included)
Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!
Please allow 1-3cm measuring deviation due to manual measurement.