digital blood pressure monitor

Description

how to use
1.Relax before taking your blood pressure
2.Wrap the armband around the upper arm of the left (right) hand, **3 cm away from the elbow joint
3.Maintain the correct measurement posture, place the arm naturally on the table, palm up, and 4.ensure that the armband is at the same height as the heart.
5.Press the "switch" button to measure, the blood pressure monitor will intelligently tell you the measured value
 *9 sets of double memory with lcd screen Allows you to easily measure blood pressure at home
Same usage as **1