Unique device provides full Chain-of-Survival support: access, assessment, CPR and defibrillation. Real CPR Help? analyzes rescue performance and provides affirmative and corrective feedback. Rectilinear Biphasic? waveform achieves maximum current density, ensuring effective pulse delivery. Intelligent pediatric capability makes child-specific algorithms available with the use of a Pedi-padz? II electrode (sold separately). Included one-piece CPR-D-padz? accurately monitors patient. En-Pro? and PlusTrac? management systems simplify maintenance administration. Battery Capacity: 750 mA-h; Battery Type: 123A Lithium; Event Documentation: Internal; Patient Analysis: Patient Diagnosis/Treatment Directions.