Portable pressure gauge How to use the blood pressure monitor: SYS is the systolic pressure, DIA is the diastolic blood pressure, P, pulse rate, S, time setting, M, view past records. Portable pressure gauge Measures blood pressure to a standard equivalent to a hospital. Displayed on the LCD screen, lightweight, easy to carry, used for measuring pressure both indoors and outdoors. Used within hospital rooms and various establishments. Household use Can be used by both children and adults. Insert AAA batteries (not included in the set). Usage and preparation before use - Insert 4 AAA size alkaline batteries. - Use the cable on your upper arm tightly, keeping a distance. Approximately 1.0 - 1.5 cm. from the crook of the arm. - Then press the on/off button. The machine will measure by sucking in air and slowly measure within 1-3 minutes and it will be finished. - Before measuring the pressure, you should stop. Activities that require at least 1 hour of energy, such as exercise - Do not drink tea, coffee or other beverages mixed with caffeine. Alcohol or smoking 30 minutes before measuring blood pressure - refrain from taking medicines that affect blood pressure - should wear a short-sleeved shirt or a loose-fitting shirt. To fold up above the elbow and the upper arm can emerge for measurement. - You should urinate before measuring blood pressure. - Before measuring, sit and rest for at least 5 minutes, with your back resting on the backrest and both feet flat on the floor. Rest your arms on the table at heart level. - While measuring your blood pressure, do not talk. - Try to place your arms at the same level as your heart as much as possible. Product details - LCD digital display - Measuring range Upper/lower pressure value: 0 – 299 mmHg (Systolic & Diastolic Pressure) - Heart rate (pulse): 40 – 299 times/minute - Expected range: pressure +/- 3mmHg Heart rate ( pulse) +/- 5% - Intelligent air pump control system / air release system - Has a function to set the date, time and adjust various uses - System records 90 sets of values - Automatically turns off the machine to save energy within 1 minute ( Power Saving) - 4 AAA size 1.5 volt batteries (not included in the box) - Material: Medical ABS - Product size 133 x 93 x 60 mm. - Product weight 500 grams - White - There is an English user manual. Product warranty conditions