The Philips HeartStart XL Defibrillator, just under 14 lbs., transports easily throughout the hospital where cardiac care is needed. A combined manual device with automated external defibrillator capabilities, HeartStart XL M4735A enables a caregiver on the scene, whether an ACLS or BLS clinician, to deliver lifesaving defibrillation therapy utilizing the Philips HeartStart XL M4735A Defibrillator.