The 3m Defib Pads Ref 2346n are defibrillator pads designed for use with defibrillators. Manufactured by 3m, these pads are essential for performing defibrillation in emergency situations. Despite being out of their expiration date, these pads are still valid and can be used for medical and lab equipment, devices, and supplies in the healthcare, lab, and dental industries. Always ensure that the pads are stored properly and that their expiration dates are monitored to ensure their effectiveness in emergencies.