Decdeal KWL-B01
Decdeal KWL-B01 Automatic Upper Arm Blood Pressure Monitor User Manual
Model: KWL-B01
1. Introduction
This manual provides essential instructions for the safe and effective operation of your Decdeal KWL-B01 Automatic Upper Arm Blood Pressure Monitor. Please read this manual thoroughly before using the device and retain it for future reference. This device is designed for adult use to measure systolic blood pressure, diastolic blood pressure, and pulse rate using the oscillometric method.
2. Package Contents
Verify that all components are present in the package:
- Decdeal KWL-B01 Blood Pressure Monitor Unit
- Upper Arm Cuff (Band size: 32 cm)
- Storage Bag
- User Manual (this document)

Image 1: Decdeal KWL-B01 Blood Pressure Monitor with its accompanying upper arm cuff.
3. Setup
3.1 Battery Installation
- Locate the battery compartment on the back of the monitor.
- Open the battery compartment cover.
- Insert four (4) AAA batteries (not included) according to the polarity indicators (+/-) inside the compartment.
- Close the battery compartment cover securely.
3.2 Cuff Placement
- Ensure your arm is bare or has only thin clothing.
- Sit in a comfortable position with your feet flat on the floor and your arm resting on a table.
- Wrap the cuff around your upper arm, approximately 2-3 cm above your elbow. The air tube should run down the center of your arm towards your hand.
- The cuff should fit snugly but not too tightly. You should be able to insert two fingers between the cuff and your arm.
- Connect the air tube from the cuff to the air jack on the side of the monitor unit.

Image 2: Illustration of correct upper arm cuff placement for accurate measurement.
4. Operating Instructions
4.1 Taking a Measurement
- After proper cuff placement, press the orange power button (U) to turn on the monitor.
- The monitor will automatically begin inflation and measurement. Remain still and do not talk during the measurement process.
- Once the measurement is complete, the monitor will display your systolic pressure (SYS), diastolic pressure (DIA), and pulse rate (PUL). The device also features a voice prompt function that will announce the results.
- The WHO (World Health Organization) indicator on the side of the display will illuminate, providing a visual classification of your blood pressure reading.
- The measurement will be automatically stored in the device's memory.
- Press the power button again to turn off the monitor, or it will automatically shut off after a period of inactivity.
4.2 Understanding the Display
The LCD screen displays various information:
- DATE / TIME: Shows the current date and time.
- SYS (Systolic Pressure): The top number, indicating the pressure in your arteries when your heart beats.
- DIA (Diastolic Pressure): The bottom number, indicating the pressure in your arteries between beats.
- PUL (Pulse Rate): Your heart rate, measured in beats per minute.
- WHO Indicator: A color-coded bar on the right side of the display that visually classifies your blood pressure reading according to WHO guidelines.
- Memory Icon: Indicates that the reading has been stored.
4.3 Memory Function
The Decdeal KWL-B01 monitor can store 2x99 groups of memory values, allowing two users to track their readings over time. To access stored readings:
- With the monitor off, press the 'M' button.
- The most recent reading will be displayed.
- Press the 'M' button repeatedly to cycle through older readings.
- To switch between User 1 and User 2 memory, press the 'S' button while viewing memory records.

Image 3: The monitor's display highlighting the memory function, showing stored readings, pulse rate, date, and time.
5. Maintenance
5.1 Cleaning
- Wipe the monitor unit with a soft, dry cloth. If necessary, use a slightly damp cloth with mild soap, then wipe dry.
- Do not use abrasive cleaners, solvents, or immerse the device in water.
- The cuff can be gently wiped with a damp cloth and mild soap. Allow it to air dry completely before storage.
5.2 Battery Replacement
When the low battery indicator appears on the display, replace all four AAA batteries with new ones. Do not mix old and new batteries or different types of batteries.
5.3 Storage
Store the device and cuff in the provided storage bag in a cool, dry place, away from direct sunlight, extreme temperatures, and humidity.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Monitor does not power on. | Batteries are dead or incorrectly inserted. | Replace batteries or check polarity. |
| Inaccurate readings. | Incorrect cuff placement, movement during measurement, or speaking. | Ensure correct cuff placement, remain still and silent during measurement. |
| Cuff does not inflate or inflates slowly. | Air tube not properly connected or a leak in the cuff/tube. | Check air tube connection. Inspect cuff and tube for damage. |
| Error message on display. | Various operational issues. | Refer to the specific error code (if displayed) in the full manual or restart the measurement process. |
7. Specifications
- Model: KWL-B01
- Brand: Decdeal
- Measurement Method: Oscillometric
- Power Source: Battery Powered (4x AAA batteries)
- Cuff Size: 32 cm (Upper Arm)
- Memory: 2x99 groups
- Age Range: Adult
- Included Components: Bag, Cuff, User Manual
- ASIN: B08V1JL5L1
- UPC: 787852577231
- Manufacturer Reference: TYJDECDEALMD2124-1SRSA

Image 4: Dimensions of the Decdeal KWL-B01 Blood Pressure Monitor unit.
8. Warranty and Support
Warranty information for the Decdeal KWL-B01 Blood Pressure Monitor is typically provided with the product packaging or can be obtained from the retailer at the time of purchase. For specific warranty details or technical support, please refer to the documentation included with your device or contact the manufacturer, Decdeal, directly. You may also reach out to your point of purchase for assistance.
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