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Essential Wrist Blood Pressure Monitor

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A classic wrist blood pressure monitor with the benefits of speed and accuracy at a touch of a button.

Key Features

Clinically Validated for Accuracy
Pressure Rating Indicator
Irregular Heartbeat Detection
60 Reading Memory
Displays Average Readings
One Button Operation
5 Year Warranty

Quick and Easy Measurement

  • Easy one button operation for quick and accurate measurement
  • Stores 60 measurements in memory with recall
  • Displays average of all measurements

Trusted Accuracy

  • Clinically validated for accuracy
  • Indicates an irregular heartbeat (IHB) 
  • Pressure Rating Indicator classifies blood pressure in accordance with American Heart Association (AHA) medically approved standards

User Comfort

  • Easy to use wrist cuff – 5.3-8.5” (13.5-21.5 cm)
  • Gentle inflation enables a more comfortable measurement


  • Compact size for storage and travel

The A&D Medical Promise

  • 5 year warranty
  • Cuffs not made with natural rubber latex
  • Battery life indicator

Remember: It is important for you and your healthcare provider to have a history of your blood pressure. Keep track of your BP with a paper logbook (download our template here) or save them electronically in the A&D Connect app, where you can enter your measurements manually or automatically with a bluetooth connected device.


In the Box
1 wrist blood pressure monitor
2 AAA batteries
1 bilingual instruction manual (English and Spanish)
1 bilingual quick start guide
Measurement Accuracy Pressure: ±3 mmHg; Pulse: ±5%
Clinical Test According to ISO81060-2:2013
Cuff Size 5.3-8.5” (13.5-21.5 cm)
Unit Dimensions 4.5" (h) x 3.6" (l) x 3.4" (d)
Weight (Lbs) .42 lb
Memory 60
Measurement Range
     Pressure 0-299 mmHg
     Systolic Pressure 60-279 mmHg
     Diastolic Pressure 40-200 mmHg
     Pulse 40-180 beats / minute
Power Supply Two type AAA alkaline batteries (1.5 volt)
Number of Measurements (battery) Approx. 250 measurements

Comparison Chart
  UB-521 UB-525 UB-543 UB-1100BLE
MAIN FEATURE Digital Digital Correct Position Guide All-In-One Compact Size
Automatic Inflation
Pressure Rating Indicator™ On App
Irregular Heartbeat Detection On App
Memory 90
60/User 100/User - Unlimited on App
Multi-User     2 5 + Guest
Cuff Size (Wrist) 5.3-8.5” (13.5-21.5 cm) 5.3-8.5” (13.5-21.5 cm) 5.3-8.5” (13.5-21.5 cm) 5.3-8.5” (13.5-21.5 cm)
Warranty 5 Years 5 Years 5 Years 5 Years
Clock, Time & Date Stamp     On App
Average Readings On App
Bluetooth Wireless      
Correct Position Guide    
AC Adaptor Included       USB Charging Cable
Carrying Case Included