Ventilator is durable, compact, lightweight, and simple to use. Is time/volume cycled and offers a wide range of patient ventilation settings in accordance with AHA standards. Features include both manual and fully automatic ventilation modes and optional disposable patient valve system. ALS version senses the patients inspiratory effort and will adjust automatic ventilation allowing the spontaneously breathing patient to demand breathe at their own rate and volume. ALS +Plus model is available for those who prefer a separate shelf-style control module and includes an airway pressure gauge for additional monitoring capability. Unique disposable circuits easily extend in length from 12" to 36".