4 in 1 Fingertip Pulse Oximeter SpO2 monitor PI breathing rate PI

4 in 1 Fingertip Pulse Oximeter SpO2 monitor PI breathing rate PI DescriptionFeactures:1. Display parameters:blood oxygen SPO2 value, pulse PR value, blood oxygen bar graph, pulse waveform graph, PI (perfusion index), respiratory rate monitoring parameters.2. Display screen:The product adopts blue and yellow two-color OLED screen display, 5 levels of brightness adjustable.3. Display mode:four directions, four display modes.4. Energy saving:The product has low power consumption, and the two AAA batteries can be used continuously for more than 40 hours. Not come with Battery.5. Automatic shutdown:when no signal is generated, the product will automatically shut down after 8 seconds.6. Voltage warning:When the battery voltage is too low and may affect normal use, there is a low voltage warning prompt.7. Advantages:Integrating blood oxygen probe and processing display module, the product is simple to use, low power consumption, small in size, light in weight and easy to carry.Product parameterBlood oxygen saturation measurement range: 70%~99%Pulse rate measuring range: 30BPM~240BPSleep monitoring time: NonePower consumption: less than 30mAAutomatic shutdown: when no finger is inserted, it will automatically shut down in 8 secondsOperating temperature: 5℃~40℃Storage humidity: 15%~80% when working, 10%~80% storageAtmospheric pressure: 70Kpa~106KpaBattery model: 2*1.5V (2 AAA alkaline, the product does not contain batteries)Material: ABS+PCPackage Contents:-1 x fingertip oximeter-1 x lanyard-1 x white card lining-1 x English user manual-1 x boxNote: if the parameter is not within the normal range, please go to a professional place to check your body.