It does not offer any reliability in its measurements
Anonymous A.
For domestic voltage measurement, you now have digital and highly reliable blood pressure monitors that will provide you with a quick measurement in just a few seconds.
The Aposan Digital Wrist Blood Pressure Monitor allows you to measure both diastolic and systolic pressure as well as pulse rate at any time and any place. You just need to be relaxed and apply this comfortable blood pressure monitor to your wrist to calculate these constants.
This digital blood pressure monitor with Aposan wrist features a 4-line LCD display with clock and calendar and up to 60 automatic memories.
Includes a protective case.