Description 1. OLED display, brightnessadjustable. 2.SpO2 Measuring Range (0%~100%, (the resolution is 1%). 3. Accuracy70%~100%:±1% ,Below 70% unspecified 4.PR Measuring Range25bpm~250bpm, (the resolution is 1bpm) 5.Accuracy±1bpm or ±1% (select larger) 6.Measurement Performance in Weak Filling Condition 7.SpO2 and pulse rate can be shown correctly when pulse resistance to surrounding light 8.Power Consumptionless than 25mA 9.VoltageDC 2.6V~3.6V 10.Power Supply1.5V (AAA size) alkaline batteries × 2
