Human oxygen saturation and pulse rate can be determined with a fingertip using the 70A Pulse Oximeter, which uses Photoelectric Oxyhemoglobin Inspection Technology combined with Capacity Pulse Scanning and Recording Technology. The equipment is appropriate for use in home, hospital, oxygen bar, community healthcare, and sports physical therapy, among other settings. (While using it while exercising is not advised, it can be used either before or after). Features of the product include: - Displays SpO2, Pulse Rate, PI, and Waveform values; - Bargraph and Battery Power; - Low-Power Indication: A low-power indicator symbol appears prior to working abnormality, indicating low power. Review function: - Adjustable screen brightness; - Adjustable volume; - Adjustable display mode; - Pulse sound indication; - Alarm function, which allows the patient to set an alarm limit. with a feature for uploading data in real time. Two power supply modes (internal electrical power source and alternating current) are included with the clock function.