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White upper-arm blood pressure monitor with 4.5" tri-color LCD and wide cuff

EC2WORLD KD-5811BT blood pressure monitor 4.5" LCD 8.7"-16.5" cuff

SKU CH-XK73-8XEVC MPN KD-5811BT

Automatic upper-arm monitor with a 4.5" tri-colour LCD, irregular-heartbeat alert, cuff-fit detection and Bluetooth cloud sync for two users, supplied with a wide-range 8.7"-16.5" cuff, batteries.

  • Battery runtimeBattery Powered, false
  • Operating modeAutomatic
  • Power typeBattery Powered
  • Accessories includedMonitor, Cuff, Battery, Bag
  • Product colorWhite
  • Key featuresMonitor, Cuff, Battery, Bag, LCD, Battery Powered, false
  • Clinically tested accuracy with body movement and cuff detection
  • Large 4.5" tri-color WHO backlight for instant reading
  • Irregular heartbeat alert flags abnormal rhythm automatically
  • Bluetooth cloud sync stores two user profiles long term
  • Wide-range 8.7"-16.5" cuff fits standard and large arms

Clinically Accurate Home Monitor

The EC2WORLD KD-5811BT is an automatic upper-arm blood pressure monitor designed for home use. It provides clinically tested readings with body-movement and cuff-detection alerts that help reduce common measurement errors. The device suits individuals and families who want reliable daily tracking without clinical visits.

Tri-Color LCD & Wide Cuff

A 4.5-inch tri-color backlit display uses WHO-based green, yellow and red indicators to show blood-pressure categories at a glance. The soft cuff fits arm circumferences from 8.7 to 16.5 inches, accommodating both standard and large arms. Bluetooth sync connects to a companion app that stores readings for two user profiles and enables long-term trend review or sharing with a doctor. Power comes from four AA batteries or the included USB cable for flexible placement.

Upgrade From Single-User Units

This model replaces single-profile monitors that lack irregular-heartbeat alerts, cuff-fit detection or app-based history. The jump is worthwhile when two people need separate, long-term records or when a clinician asks for exported trend data. Buyers who require more than two profiles or a cuff range outside 8.7–16.5 inches will need a different solution.

How it compares

Measured against everything we stock in Blood Pressure Cuffs & BP Monitors, at today’s prices. Recalculated every night.

Price $50.99
Pricier than about 66% of the 211 comparable items (median $39.99).

Specifications

Product
Brand nameEC2WORLD
Model nameKD-5811BT
Part numberKD-5811BT
Product colorWhite
Power
Battery runtimeBattery Powered, false
Power typeBattery Powered
Size & build
Product dimensions14.33 in W × 12.83 in H × 9.06 in D
In the box
Accessories includedMonitor, Cuff, Battery, Bag
Environment & compliance
Storage conditionsNo
More details
Operating modeAutomatic

Questions about this item

What does the tri-color WHO-based 4.5 inch LCD show?

The display uses green, yellow and red backlighting to indicate normal, elevated or high blood pressure levels according to WHO guidelines.

What arm circumferences does the 8.7-16.5 inch cuff fit?

The wide-range cuff accommodates arms from 8.7 inches up to 16.5 inches, covering standard and large adult sizes.

How do I pair the KD-5811BT with the app via Bluetooth?

Install the app, enable Bluetooth on your phone, press the monitor's Bluetooth button until it flashes, then follow the in-app pairing steps for each of the two user profiles.

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