Defibtech Lifeline or Lifeline AUTO AED Adult Defibrillation Electrode Pads - DDP-100Quality Defibtech replacement electrode pads for your Defibtech Lifeline or Lifeline AUTO AED. These defibrillation electrode pads are single use and disposable. We suggest buying an extra pair to keep your AED in service in the event of a rescue. And don't forget to replace your pediatric defibrillation electrodes, too! Remember to pre connect your electrodes by plugging the cord in to your Defibtech Lifeline or Lifeline AUTO AED. Store the electrode