Oximeter Finger Pulse PR Blood Oxygen Saturation Pressure Monitor Fingertip The product is shipped based on the color or size of the main image of the product page. Characteristics: - Multi-color TFT display, four display modes, large character display, digital display and plethysmogram display. - Change the instructions manually, depending on the patient's needs. - Acoustic alarm function, alarm lamp display and heart rate pulse synchronization; - Low power consumption, 50 hours of continuous work. - It has the function of the perfusion index to better maintain pulse-oxygen perfusion. - If the battery voltage is too low, which can affect normal use, a low voltage warning indicator is displayed in the viewing window. - Automatic switch off if there are no signals for 8 seconds - Small and light, convenient to carry. Technical specification - Display type: multi-color TFT display, 0.96 inch - Spo2 measuring range: 35% -99% PR measuring range: 30-240 BPM - Resolution: 1% for Spo2; 1 BPM for pulse rate - Accuracy: 1% (90% -99%), 70% -89%, 2%, not specified ( 70%) for spo2 - Low perfusion: 0.4% - Power supply: Two of 1.5 (AA