Kardi Ai
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  • About Kardi Ai
  • Kardi Ai App
    • Downloading the Kardi Ai App
    • Pairing the Strap with the App
    • How to Put on the Chest Strap
    • Measuring ECG with Kardi Ai
    • Notification Center (Messages)
    • App Settings
  • ECG Recordings and Analysis
    • Monitored Heart Rhythm Disorders
      • Atrial Fibrillation
      • Supraventricular Extrasystoles
      • Ventricular Extrasystoles
      • Supraventricular Tachycardia
      • Wide Complex Tachycardia
      • Presence of Heart Rate below 40/minute
      • Presence of Heart Rate above 220/minute
    • ECG Results
    • Measurement Evaluation Traffic Light
    • How to Proceed with Measurement Evaluation
    • PDF Measurement Report
  • Subscription and Payments
    • Subscription Payment
    • Subscription Extension
  • Customer Support
    • Contract Withdrawal
  • Maintenance and Troubleshooting
    • Battery Replacement
    • Chest Strap Maintenance
      • Regular Strap Maintenance
      • Heavily Soiled Strap
    • Changing the Kardi Ai app language
    • Application Logs
      • iOS Devices (iPhone, iPad,...)
      • Android devices (Samsung, Xiaomi,...)
    • Restarting Kardi Ai
  • FAQ
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  • Tools for battery replacement
  • Battery Replacement Procedure
  1. Maintenance and Troubleshooting

Battery Replacement

If the Kardi Ai app notifies you of a low battery status in your chest strap, it is time to replace it.

PreviousMaintenance and TroubleshootingNextChest Strap Maintenance

Last updated 9 months ago

Low battery status negatively affects the quality of ECG recordings.

Tools for battery replacement

Pin - This will serve as a tool to remove the old battery from the sensor cover

Chest strap with sensor

New battery - Use only CR2025 batteries from Panasonic or Duracell brands.

Other brands of CR2025 batteries are not recommended by the manufacturer

Using another brand of battery may reduce the quality of recordings or cause the sensor to malfunction.

Battery Replacement Procedure

Turn off the Kardi Ai app

Before starting the battery replacement, it is important to ensure that the Kardi Ai app is turned off in the app manager. This will prevent any complications when restarting the recording.

After each ECG measurement, detach at least one electrode from the chest strap to prolong the battery life.


Need help? Contact Kardi Ai customer support

+420 779 998 100
support@kardi.ai
How to replace the battery
Cover

Prepare the chest strap First, prepare the chest strap so that it is easily accessible and manageable.

Cover

Detach the sensor Gently detach the sensor from the chest strap to access the battery cover.

Cover

Open the battery cover Carefully open the cover under which the battery is located using the clip on the chest strap. It will be necessary to apply gentle pressure to release the cover.

Cover

Remove the old battery Carefully remove the old battery from the sensor cover using a pin.

Cover

Insert the new battery Ensure that you insert the new battery with the negative pole facing out. Proper battery placement is crucial for the functionality of your device.

Cover

Check the seal Perform a visual check of the red seal on the sensor cover. Ensure the seal is not damaged or deformed, which could compromise the waterproofness and functionality of the device.

Cover

Close the sensor cover After inserting the new battery, carefully close the sensor cover until you hear a click.

Cover

Attach the sensor to the strap Finally, reattach the sensor to the chest strap. Ensure it is firmly and correctly placed.