Enjoy the convenience of the multi-function Philips FRx SMART Pads II. These defibrillator pads are suited for adults as well as infants and children, so you don’t need to complicate a rescue by worrying about finding the right pads. When the Infant/Child Key is inserted into the FRx Defibrillator it will automatically adjust the level of defibrillation administered to young patients with no need for separate pads. The disposable electrode pads have a two year shelf life. Philips FRx SMART Pads II are intended for use with the FRx Defibrillator.