HeartStart OnSite, Home, HS1 AED Infant/Child SMART Pads Cartridge M5072AChildren under 8 years or weighing less than 55 pounds (25 kg), including infants, should be treated using HeartStart OnSite, Home, HS1 AED Infant Child SMART Pads. These pads instruct the defibrillator to reduce the energy of its shock from 150 to 50 Joules (J). The Infant Child Pads cartridge is marked with an indication of the appropriate weight and with a teddy bear icon for easy identification. Shelf life of at least two years from date of