Accuracy/Calibration: Pressure: ±3mmHg (±0.4kPa)
Pulse: ±5% of reading
Power supply: 4*1.5V (AA batteries) or AC Adapter (optional)
Operating Condition: Temperature: 5°C~40°C
Humidity: 15% RH ~ 80% RH
Storage Condition: Temperature: –20°C ~ + 55°C
Humidity: 10% RH ~ 85% RH
Function
WHO classification : Y
Irregular heartbeat detector: Y
Date and time : Y
Change battery indicator Y
Automatic switch-off : Y
Automatically averages Y
Voice function: Optional