1.Establish high quality artificial ventilation and effectively improve anoxemia in the shortest time.

2.Maintain the cardiac output while minimize the risk of lung-injury and reflux caused by gastroesophageal dilation.

3.Assist every caregiver / practitioner to deliver breaths at appropriate volumes,proper frequency and safe pressures

4.The ability to alarming and flashing red light when the monitor figures exceed or below the range of thresholds.

5.The data of manual ventilation are tested, recorded and evaluated with Landswick APP.