ITEM NAME:English Voice Cuff Wrist Sphygmomanometer Blood Presure Meter Monitor BP MonS Hn English Cuff Wrist Sphygmomanometer Blood Presure Meter Monitor Heart Rate Pulse Portable Tonometer B Full set: 1*operating manualÂ Â Â ï ¼Ë†Englishï ¼â€° 1*Electronic blood pressure monitor 1*Wrapping paper box Technical parameters: 1. Display mode: liquid crystal display screen 2. Measuring mode:depressurization type oscillometric method for measurement 3. Power supply: tow AAA alkaline batteries (3V) 4. Measurement range:(20-280)mmHg/(2.7-3.7) kPa (blood pressure) ,(40-160) times/min (pulse rate) 5. Accuracy: ±3mmHg/ ±0.4kPa (blood pressure)  ±5%ï ¼Ë†pulse rate) 6. Air charging mode: automatic charging 7. Air leakage device: air relief valve 8. Quick air leakage : electronic air release valve 9. Result display:high pressure/low pressure/pulse 10.Unit conversion :conversion of blood pressure value unit mm Hg/KPa (default unit when start is mmHg) 11.Number of memory groups:Double 99 memory groups. 12.Low battery inspection:LCD displays symbol "battery†to indicate low battery 13.WHO tip:blood pressure warning strip is used to indicate blood pressure and health status 14.Arrhythmia tip:LCD displays "â™ ¥Ã¢â‚¬ flickering to indicate arrhythmia 15.Overpressure protective function :automatically releases air when air pressure exceeds 295mmHg(20MS) 16.Automatic shutdown function :automatic shutdown in one minute when there is no operation 17.Current:dynamic current less than 500mA , statistic current less than 30 mA , shutdown current less than 20uA 18.Normal working.(WHO tip:blood pressure warning strip is used to indicate blood pressure and health status. 1 Electronic blood pressure monitor. Accuracy: ±3mmHg/ ±0.4kPa (blood pressure)  ±5%ï ¼Ë†pulse rate). Unit conversion :conversion of blood pressure value unit mm Hg/KPa (default unit when start is mmHg).