Child Use Heart Rate Monitor with Alarm Pulse Fuction Rechargeable, Blue for Oximeter After Sport Use Only

Description

More Features *SpO2 value display *Pulse rate value display, bar graph display *Pulse waveform display *The display mode can be changed *Low-voltage indication: low-voltage indicator appears before working abnormally which is due to low-voltage *Display format can be saved after power off *Small appearance,more fit for children Main performance 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) 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 80mA Voltage: DC 3.6V~4.2V Power Supply: Voltage 3.6 rechargeable lithium battery * 1 Battery Working Hour: 6 hours Battery working life: Charge and discharge no less than 300 times. Safety Type: Interior Battery, BF Type Accessories *A hanging rope *A user manual *One rechargeable buttony lithium battery *Charge accessories: One power adapter, one charger, one data lineSport Use Only