Air and Ground Transport ICU Intra and Inter Hospital Subacute Care Recovery Room Touchscreen Controls Small, Portable, Lightweight ASSIST CONTROL, SIMV, CPAP Pressure Support Continuous Flow Built-in Alarms Long Battery Life Optional Air Entrainment The Crossvent 4+ is your answer to an ICU and transport ventilator serving patients from neonatal through adult. Its bright, color display with touch control is easy to use as well as easy to see. The Crossvent 4+ is ideal for moving patients to and from as well as within the hospital. With its long battery life of up to 6 hours or more, this ventilator will get you there with power to spare.