The Omron 7 Series Wireless Wrist Blood Pressure Monitor is powered by Omron Advanced Accuracy technology, which measures 5x more data points for more consistent, precise readings. This wrist monitor will measure, store, and let you review 90 readings for 1 user. Sync via Bluetooth to the free Omron Connect app for unlimited memory, graphs, and trend tracking, as well as unlimited users. The Omron Connect app works with iOS and Android devices.MEMORY STORAGE: 90 blood pressure readings at a time for one user.HEART ZONE GUIDANCE: Helps guide your wrist to heart level, the proper height for consistent and precise readings.HYPERTENSION INDICATOR: Displays a HIGH Symbol if your systolic (upper) measurement reaches 130 mmHg or above, and/or if your diastolic (lower) measurement reaches 80 mmHg or above.CONVENIENCE: Ultra silent inflation provides quick and quiet measurements that can be taken conveniently and discreetly, while the cuff wrap guide alerts you if it is wrapped too loosely on your wrist; fits adult wrists ranging from 5.3 to 8.5 inches in circumference.OMRON 7 Series Wireless Wrist Blood Pressure Monitor90 blood pressure readings at a time for single userBluetooth syncs to Omron Connect app on iOS or Android devicesHelps guide user wrist to heart level, the proper height for consistent and precise readingsDisplays a ?HIGH? symbol if systolic (upper) measurement reaches 130 mmHg or above, and/or if diastolic (lower) measurement reaches 80 mmHg or aboveUltrasilent inflation provides quick and quiet measurements that can be taken conveniently and discreetly, while cuff wrap guide alerts user if it is wrapped too loosely on wristFits adult wrists ranging from 5.3 in. to 8.5 in. in circumferenceIncludes instruction manual and quick-start guide