Boxym KWL-W01 USB Charging Wrist Blood Pressure Monitor LCD Screen Rechargeable Digital Sphygmomanometer English Voice B

Description Wrist Blood Pressure Monitor USB Rechargeable Digital Sphygmomanometer English Voice for Body Care ToolFeatures HD English voice broadcast voice prompts whether blood pressure and heart rate are normal Built in lithium battery can be used many times after fully charged USB cycle charging no pollution environmental protection and fast trustworthy The three color backlit screen shows whether the blood pressure is normal according to the color and the screen reading can be seen clearly in the dark Overvoltage protection WHO Blood Pressure Health Status Warning Strip Arrhythmia reminder function 99 sets of data storage function for two people LCD high definition display Easy to operate Measure wrist joint intelligent compressionSpecifications Power supplyDC 3 5V 0 5ADisplay modeLCD digital displayMeasuring rangeblood pressure 0 280mmHg pulse 40 199 beats minPressurization methodautomatic pumpingDecompression methodsolenoid valve to control decompressionMeasurement errorblood pressure ± 3mmHg heart rate ± 5 Storage capacity2 99 sets of measurement data and timePressure sensingsemiconductor pressure sensorPower supplylithium batteryMeasurement interval1mmHgWorking temperature and humidity 10 ° C 40 ° C 40 85 R H Storage temperature and humidity 20 ° C 50 ° C 15 90 R H Charging timeabout 3 hours about 280 timesWristband range135 195mmSize78 69 29mmPackage Included 1 xWrist Blood Pressure Monitor1 x Manual1 x USB