Philips HeartStart® OnSite® / FRx® Reaplcement Aviation Battery (ea)
Philips HeartStart® OnSite® / FRx® replacement Aviation Lithium Ion 4-Year Battery. Delivered to you with Philips' 4-year warranty and 200+ shock capacity, just like your original battery pack. *Complies with TSO C-142 for Aircraft Use.
Philips brand AEDs operate on batteries only. Always have a fully charged spare available.