The Defibtech Lifeline AED Pediatric Pads should be used on children younger than 8 years old or under 55 lbs. These pediatric pads are for use specifically with the Defibtech Lifeline AED (cannot be used with Lifeline View) and can be easily stored in the Lifeline AED carrying case. Make sure to always have a spare set of pads available during a rescue. 1/PK. Price per pack.