OxyTrack have photoelectric blood oxygen monitoring technology, also can avoid the trauma of traditional blood oxygen analysis. The system can automatically processes data in the APP, accurately monitor blood oxygen saturation level (SpO2), pulse (PR), Perfusion Index (PI). With built-in Bluetooth technology, it can be connected to the corresponding APP to record and analyse various body data. The whole machine weighs only 43g and is easy to carry. It is also suitable for obese people, the elderly, vigorous exercise enthusiasts and high-intensity mental exercisers.