High precision sphygmomanometer - no voice

Double 99 group memory
IHB arrhythmia detection,
WHD blood pressure classification intelligent pressurized human voice (optional)
Voltage and electric quantity detection
Storage temperature limit: - 20 ℃ ~ 50 ℃
Storage humidity: 15% ~ 90%
Operating temperature: 10 ~ 40 ℃
Operating temperature: 40% - 85%
Display: LCD digital display
Measurement method: scanning / oscillometric method
Measurement range: hypertension / hypotension: 20mmhg-280mmhg
Pulse: (40 ~ 200) times / min
Resolution: ± 3mmHg (0.1kpa)
Pulse: within ± 3% of the value
Voltage: 3V
Power consumption: 0.01W