These reduced-energy child/pediatric defibrillation pads are recommended for use on children who are less than 8 years of age or who weigh less than 55 pounds. They enable rescuers to reduce defibrillation levels and may be placed in either position on the chest to reduce confusion and save you time during a rescue. Pediatric pads may also be placed on the chest and back. The pads are compatible with all Powerheart G3, G3 Plus and G3 Pro. The pads have a 27-month shelf life from date of manufacture.