A:AnswerOur instruction manuals give you step-by-step instructions on how to properly wear the arm cuff an take a measurement. https://omronhealthcare.com/wp-content/uploads/3-series-upper-arm-blood-pressure-monitor-bp7100-im-en03022020.pdf
A:AnswerIf you see E4 on your screen, this means that there was movement during measurement. To accurately take a reading, remain still and do not talk during measurement.