Protekt Finger Pulse OximeterAccurate reading of SpO2 values is among the most important factors for successful management of respiratory care. For patients with a breathing disorder, monitoring blood oxygen levels and heart rate can save their lives. Fingertip pulse oximeters offer a non invasive, safe way to do this. In addition, this model is also well suited for exercise, sport purposes and high altitude activities. Recommended by the CDC for identifying Covid 19 symptoms!