yongrow Arm Blood Pressure Monitor Automatic BP Tonometer for Home Use with Large Display and Portable Cuff (22-42cm)

【About this item】: ● One Button Measurement: One-click measurement blood pressure value, click the "START" button to measure blood pressure. ● Easy to Read -- 3.7 'Super clear LCD display, large font display and multi-function menu for multi-purpose needs. ● Comfortable Wide Cuffs: The cuff fits upper arms 22cm - 42cm, which is suitable for more people. ● 99 Reading Memory -- support 2 users with each 99 set data storage of data memory with date & time stamp. ● Heartbeat Detection: Measure blood pressure and heart rate every minute, one machine can be used for multiple purposes. ● Precision data processing -- Accurate signal acquisition, upgraded core algorithms, ultra-clear numerical display to ensure the most accurate value. ● Double leak proof -- Eliminate measurement error caused by unstable air pressure. ● ● Two power supply methods - support USB power supply and 4*AA battery power supply.

【How to Use】: Step 1: Put your elbows on the table; The cuff height should be consistent with the heart; The palm shall be upward, Relax the body. Step 2: Press the "Start/Stop"key, the machine will automatically return to zero, arm with automatic start filling with air, the pump started to inflate the cuff, the screen will display the pressure changes in the cuff. In the process of inflation, blood pressure meter also detects the pulse, so the whole measurement process, please do not move the arm, keep the stationary state. Step 3: When the air in cuff reaches a stable pressure, pump stop inflating, the pressure cuff gradually decrease and will be diaplayed on the screen at the same time, the heart icon will flash. After themeasurement, the machine will simultaneously exhaust and displays your blood pressure value and the pulse number. (Note: the machine will automatically save the blood pressure and the pulse number）