Firstsing Upper arm automatic digital blood pressure monitor with voice broadcast

Measuring principle: Oscillometric method
Display: LCD digital display
Measuring localization: upper arm
Pressure : 0-299mmHg (0-39.9kPa)
Pulse: 40-180 pulses/min
Accuracy Pressure: ± 3mmHg (± 0.4kPa)
Pulse: ±5% (Pulse Rate)
Adopt with double filter fuzzy algorithm.More user-friendly.
The average of the three groups to read.
30 seconds automatic shutdown.