High precision confirmed: The proven high measurement quality of the Veroval wrist blood pressure monitor has been awarded the quality seal of the European Society of Hypertension (ESH). Integrated position control:For accurate readings, it is important that the blood pressure monitor is at heart level. As an extra help, the device has an integrated position control that shows you the correct position of the blood pressure monitor. When you see an OK on the display, you have reached the correct position.