Pro SMART ‘Ready’ Rechargeable Battery for ZOLL AED PRO Sealed Lead/Acid (SLA) Battery. This battery does not have the battery fuel gauge, but may but upgraded to a SMART Complete Battery (with a fuel gauge) by the factory. This battery needs to be reconditioned every 90 days.
ZOLL® brand AEDs operate on batteries only. Always have a fully charged spare battery available.