Pulse Oximeter: Pulse Oximeter is an affordable and accurate way to detect pulse rate and blood oxygen saturation with your finger. It also shows volumetric waveforms for guaranteed accuracy 3 Types Of Probes: including 1 adult probe, 1 child probe, and 1 neonatal probe. Whether it is an adult, infant or newborn, the sensor that best suits the patient can be selected Memory Function: Can store the latest 500 sets of data, review function can select changes in SpO2 or PR, trend function can show the overall data changes in SpO2 and PR Easy to Operate: Push-button operation and easy menu navigation. Real-time data is clearly visible on the LCD, and the USB interface is used for data upload and PC software review Multifunctional: Light-weight and compact, easy to handle and to carry with you for results at home or outdoors