The next generation of AutoVent transport ventilators, redesigned to meet the need for reliable transport ventilation in a wide range of situations from basic life support to more sophisticated air and ground transport. Standard features include: Operation with HP oxygen, adjustable tidal volume, BPM and pressure relief with alarm, adult and child settings, internal demand valve, antibreath stacking, manometer readout, low-source gas-pressure alarm, color-coded labels, gauge, and manual breath button.