Fingertip Pulse Oximeter Blood Oxygen SpO2 Sports and Aviation RR respiratory rateCol.White Grey

Functions SPO2 blood oxygen saturation PR pulse detection PI blood perfusion RR respiratory rate function1 High-definition two-color 0.96-inch OLED screen display 5-level brightness adjustable2 The interface can have four 131R six different display modes3 Low battery warning4 With blood oxygen pulse bar graph pulse waveform display and PI blood perfusion monitoring5 130R adds RR respiratory rate function7 The shell adopts metal baking varnish craft panel8 When abnormal body data is measured a buzzer alarm will be automatically issued9 The operation menu is convenient for function setting10 8S automatic shutdown after no signal or no finger state energy saving and power saving11 Small size light weight easy to carry when going out Power supply 2x AAA 7 alkaline batteries NOT INCLUDE