Compact fingertip pulse oximeter 0-100 % SpO2 | CMS50DL It is used to measures blood oxygen level and heart-rate within a few second. CMS50DL is designed to use in medical and sport applications. Principle of the CMS50DL Pulse Oximeter: -Photoelectric Oxyhemoglobin Inspection Technology is adopted in accordance with Capacity Pulse Scanning & Recording Technology. -Pulse Oximeter is used in measuring the pulse oxygen saturation and pulse rate through finger. -The product is appropriate to use in family, hospital, oxygen bar, community healthcare, physical care in sports (Its used before or after doing sports, and not recommended to use during the process of having sport) and etc. Major Features -Integrated with SpO2 probe, value display and processing display module. -Small in volume, compact and convenient in carrying. -Operation of the product is simple , power consumption is low. -Available with pulse rate value display, bar graph display. -Low-voltage indication: low-voltage indicator appears before working abnormally which is due to low-voltage. -Automatically power off function: when the device is under the state of measuring interface.