: Pressure from 0 to 280 mmHg; pulse rate from 40 to 199 beats per minute.
: Accuracy within ±3 mmHg for pressure and ±5% for pulse rate. Power Source rak283 blood pressure monitor user manual
The RAK283 typically uses a traffic-light color system on the side of the screen to indicate blood pressure ranges according to WHO (World Health Organization) standards: : Pressure from 0 to 280 mmHg; pulse
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