SureLife Classic Wrist Blood Pressure Monitor
Instruction Manual (Model WRS-35S)
Introduction
Thank you for choosing the SureLife Classic Wrist Blood Pressure Monitor, Model WRS-35S. This device is designed for convenient and accurate measurement of your blood pressure and pulse rate at home. It features irregular heartbeat detection, 99 memory slots, a low battery indicator, a jumbo LCD display, and automatic shut-off for ease of use.
Please read this manual thoroughly before using the monitor to ensure correct operation and to obtain the most accurate readings. Keep this manual for future reference.
Important Safety Information
- Consult your physician to interpret blood pressure measurements. Self-diagnosis and treatment based on measurement results can be dangerous.
- This device is intended for adult use only.
- Do not use this device on infants or individuals who cannot express their consent.
- Avoid taking measurements in a moving vehicle or during physical activity.
- Do not use the monitor in areas with strong electromagnetic fields, such as near mobile phones or microwave ovens.
- Keep the device out of reach of children and pets.
- Use only specified batteries. Do not mix old and new batteries or different types of batteries.
Product Overview
The SureLife Classic Wrist Blood Pressure Monitor is a compact device designed for easy home use. It consists of a main unit with an integrated wrist cuff.

Image: Front view of the SureLife Classic Wrist Blood Pressure Monitor, showing the large LCD display and control buttons.
Key Components:
- LCD Display: Shows blood pressure readings (Systolic, Diastolic), pulse rate, memory indicator, and other symbols.
- Power Button (①): Turns the device on/off and starts a measurement.
- Memory Button (M): Accesses stored measurement results.
- Wrist Cuff: Integrated cuff for wrist measurement.
- Battery Compartment: Located on the back of the unit.

Image: Close-up of the SureLife Classic Wrist Blood Pressure Monitor, highlighting the Power button (labeled 'Power') and the Memory button (labeled 'Memo').
Setup
1. Battery Installation
- Open the battery compartment cover on the back of the monitor.
- Insert two (2) AA batteries, ensuring the correct polarity (+/-) as indicated inside the compartment.
- Close the battery compartment cover securely.
The monitor is now ready for use.
Operating Instructions
1. Applying the Wrist Cuff
- Remove any tight clothing from your wrist.
- Place the monitor on your left wrist with the display facing upwards. The cuff should be positioned approximately 1-2 cm from your palm.
- Ensure the cuff is snug but not too tight. There should be enough space to insert one finger between the cuff and your wrist.
2. Proper Measurement Position
- Sit comfortably with your back supported and feet flat on the floor.
- Rest your arm on a table so that the monitor is at the same level as your heart.
- Remain still and avoid talking during the measurement.

Image: A SureLife Wrist Blood Pressure Monitor correctly positioned on a person's wrist, demonstrating proper placement for a reading.
3. Taking a Measurement
- Press the Power Button (①) to turn on the monitor. The cuff will automatically inflate.
- The measurement will begin automatically. The cuff will inflate and then slowly deflate.
- Once the measurement is complete, your Systolic (SYS), Diastolic (DIA) blood pressure, and Pulse rate will be displayed on the LCD screen.
- The monitor will automatically store the reading and shut off after approximately one minute of inactivity.

Image: A hand pressing the large green button on the SureLife Wrist Blood Pressure Monitor, illustrating the simple one-button operation.
4. Memory Function
- The monitor can store up to 99 measurements.
- To view past readings, press the Memory Button (M) when the device is off.
- Each press of the Memory Button will cycle through the stored readings, from most recent to oldest.
5. Irregular Heartbeat Detection
If the monitor detects an irregular heartbeat during measurement, an irregular heartbeat symbol will appear on the display along with your blood pressure and pulse readings. If this symbol appears frequently, consult your physician.
Maintenance
Cleaning:
- Wipe the monitor and cuff with a soft, dry cloth.
- If necessary, use a cloth lightly dampened with water or a mild detergent. Do not use abrasive cleaners or immerse the device in water.
Storage:
- Store the monitor in a clean, dry place away from direct sunlight, extreme temperatures, and humidity.
- Avoid dropping the device or subjecting it to strong shocks.
Battery Replacement:
- When the low battery indicator appears on the display, replace both AA batteries with new ones.
- Dispose of used batteries according to local regulations.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Monitor does not turn on. | Batteries are dead or incorrectly inserted. | Replace batteries or check polarity. |
| Inaccurate readings. | Improper cuff placement, movement during measurement, or incorrect body position. | Re-apply cuff correctly, remain still, and ensure monitor is at heart level. |
| Cuff does not inflate. | Cuff is not properly secured or air leakage. | Ensure cuff is tightly wrapped around the wrist. Check for any damage to the cuff. |
| Irregular heartbeat symbol appears frequently. | Possible arrhythmia. | Consult your physician for evaluation. |
Specifications
- Model: WRS-35S
- Product Dimensions: 4.1 x 4.1 x 4.6 inches
- Item Weight: 0.5 Pounds (8 ounces)
- Band Size: 8.7 inches
- Power Source: 2 AA batteries (required)
- Memory: 99 readings
- Features: Irregular Heart Beat Detection, Jumbo LCD Display, Automatic Shut Off, Low Battery Indicator

Image: The SureLife Classic Wrist Blood Pressure Monitor with its approximate dimensions (6.5" width, 3.5" depth, 7" height) indicated.
Warranty and Support
For warranty information or technical support, please contact SureLife customer service:
- Phone: 877-358-4342
- Email: customerservice@surelifehealth.ie







