Display Mode : 0.96" Dual color OLED display
Screen Resolution : 128*64
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 80mA
Voltage : DC 2.6V~3.6V
Power Supply: 1.5V (AAA size) alkaline batteries × 2
Battery working hour The theoretical number is 32 hours.
Safety Type: Interior Battery, BF Type
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).