Principle of the CMS60FW Pulse Oximeter is as follows: Photoelectric Oxyhemoglobin Inspection Technology is adopted in accordance with Capacity Pulse Scanning & Recording Technology,the Pulse Oximeter can be used in measuring the pulse oxygen saturation and pulse rate through finger.The product is suitable for being used in hospital, oxygen bar, community healthcare, physical care in sports (It can be used before or after doing sports, and it is not recommended to use the device during the process of having sport) and etc. Main Features ?Small in volume?light in weight and convenient in carrying ?Operation of the product is simple, low power consumption ?Operation menu for the function setting ?SpO2 value display ?Pulse rate value display, bar graph display ?Pulse waveform display ?PI Display ?Screen brightness can be changed ?A pulse rate sound indication ?With measured data overruns limits and low-voltage alarm function, the upper/down alarm range can be adjustable ?Battery capacity indication ?Low-voltage indication: low-voltage indicator appears before working abnormally which is due to low-voltage ,and with alarm function ?With clock function ?Review function ?With data record function of multiuser, continuous record about 24 hours data for each user, and the record data can be uploaded to computer ?Touch key operation and locking touch key function ?It can be connected with adult,child,infant oximeter probe ?Wireless communication function