Defibtech AED batteries and pads at everyday low prices. Choose from Defibtech's Adult or Pediatric AED pads that are easy to use a feature a 2 year shelf life. When it comes to Defibtech's AED battery options, your in luck, you have a choice of a 5 year battery or an unheard of 7 year battery! That's right 7 years! The longest life battery of any AED on the market today!