The main functionStandard human anatomy. Functions combined with intuitive demonstration of real operation.In the training operation of oral and nasal endotracheal intubation, the correct operation to insert the airway, there are Intuitive features on the side; supply air to inflate the lungs and infuse air into the catheter balloon to secure the catheter.When the training operation of oral and nasal endotracheal intubation is performed, the wrong operation is inserted into the esophagus, and there is a side visual function and an alarm function. The gas supply distends the stomach.In the training operation of oral and nasal endotracheal intubation, the wrong operation will cause the laryngoscope to press the teeth, and there is an electronic alarm function. Specification:Material: PVC and thermoplastic elastomerColor: as shownIntubation method: nose and oral tracheaWeight: 13.67 poundsPackage Contents:1 x Human tracheal intubation training model1 x Storage Bag