Zoll Circulation LifeBand Single Pack (accessory), and Nickel-metal hydride (NIMH) Battery. || The LifeBand is a chest compression assembly that consists of a cover plate and two bands integrated with a compression pad with a Velcro fastener. The AutoPulse Battery is a removable component that supplies power for the AutoPulse operation. Used in the AutoPulse Resuscitation System Model 100, for chest compressions as an adjunct to manual CPR.