Measurements: Measures SpO2 (blood oxygen saturation) and pulse rate. Some variants may also display the Perfusion Index (PI), which indicates the strength of the blood flow.
Accuracy: It provides high-accuracy readings. The SpO2 measurement is typically accurate to within ±2% and pulse rate to within ±2 beats per minute (bpm).
Display: It features a clear display for easy viewing of results. Depending on the specific model variation, this may be a single-color LED or a multi-color OLED screen with four-directional viewing.
Ease of use: Operation is simple and often requires just a single button to begin measurements. It is battery-powered for portability and is suitable for a wide range of finger sizes.
Efficiency and power: The device includes an automatic shut-off feature to conserve battery life, typically activating after 8–10 seconds of inactivity.
Alerts: Higher-end versions may feature visual and audible alarms to alert the user of abnormally high or low readings.
Portability: Its light and compact design makes it convenient for home use, travel, or monitoring during physical activities.
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