● 120 sets of memory values, convenient for users to view ● Irregular heartbeat detection ● Double unit conversion, common for the crowd ● Equipped with storage box, beautiful and portable ● Large screen display for easy reading ● The average of the last three memories ● The volume of the voice announcement is adjustable and can be turned off. ● Automatic shutdown, power saving design ● Storage temperature: -20 ℃ ~ 50 ℃ ● Storage humidity: 15% ~ 90% ● Operating temperature: 10 ℃ ~ 40 ℃ ● Operating humidity: 40% ~ 85% ● Display: LCD digital display ● Measurement method: pulse scanning method / oscillometric method ● Measuring range: hypertension / hypotension: 20mmHg ~ 280mmHg ● Pulse: (40 ~ 200) times / minute ● Resolution: 1mmHg (0.1kPa) ● Accuracy: ± 3mmHg (± 0.4kPa) ● Pulse: within ± 3% of reading ● Voltage: 3V ● Power consumption: 0.01W