Product Name: Cheap OEM Portable SpO2 Oximetro Health Care Digital Blood Oxygen Finger Pulse Oximeter Certification: CE, FCC Group: Children and Adult Type: Fingertip Pulse Oximeter Customized: Non-Customized Nature: No Usage Mode: For External Use Screen: LED Test Value: SpO2,Pulse,Pulse Intensity Power: 1. 5V(AAA Size)Alkaline Batteries X 2 or Rechargea Working Time: 20 Hours Trademark: No Transport Package: Carton Box Specification: 37.5*22.5*27CM Origin: China Product Description Cheap OEM Portable SpO2 Oximetro Health Care Digital Blood Oxygen Finger Pulse OximeterFeature1. Can measure SpO2 and Pulse Rate accurately2. SpO2 and Pulse Rate display, Pulse Rate waveform and bar graph display3. Battery level displayThe Pulse Oxygen Saturation(Spo:2) Parameter Spec:Measuring range :0%0-100%, (the resolution is 1%)Accuracy:70% 0-100%, ±2%, Below 70% unspecifiedOptical Sensor :Red light(wavelength is 660nm),Infrared (wavelength is 880nm)Pulse Rate(PR) Parameter Spec:Measuring range:30bpm-250bpm(the resolution is 1 bpm)Accuracy:±2bpm or ±2% select larger ccurPulse IntensityRangs Continuous bar-graph displaythe higher display indicate the stronger pulsePower Supply1. 5V(AAA size)alkaline batteries x 2 or rechargeable batteryWorking TimeTwo batteries can work continually for 20 hoursRecomment Product:Pls do not hesitate to contact us for more product details, if you have interest to it.