Clinically accurate readings as tested by independent medical agencies. Jumbo LCD displays your measurement in easy to read large digits. Hypertension indicator compares your readings to the standards of the National Institutes of Health. Detects irregular heartbeat for better monitoring of heart health. 2 user settings with 99 memories each to easily track measurements and share them with your physician. Box includes: digital blood pressure monitor easy fit arm cuff for arms 8.7 - 18.1 inches BP analyzer software and USB cable quick start guide instruction booklet in English/Spanish 4 AA batteries AC adapter and storage case. Medical grade accuracy. British Hypertension Society A/A Graded. Your doctor understands the importance of accurate home monitoring. This blood pressure monitor delivers medical grade accuracy. System requirements for blood pressure analyzer software: Windows XP/Vista/7 CD-ROM Drive minimum 256 MB RAM 500 MB available hard disk space USB port version 1.0 or higher Microlife blood pressure monitor with USB port. Product using identical technology was tested by unaffiliated researchers. Directions : Read instructions carefully before use. 1. Make sure the cuff tube is securely connected to the monitor. 2 Wrap the cuff around your upper arm so the bottom edge is about 1/2 inches above your elbow. Tighten the cuff until it is snug against your arm but not too tight. 3. Push the start button.Other products from HerbsPro