Functional features:
1.normal airway infarct simulation;
2.perform CPR, airway opening and chest compression simulation;
3.spontaneous breathing through airways;
4.simulation of suffocation and airway foreign body obstruction;
5.adult Hays first aid operation training;
6.simulate carotid pulse. According to the degree of squeezing force, the operator can distinguish the degree and frequency of carotid pulse;
7.separate snout parts can be replaced with 3 snout parts per set.
8.power supply: dc power supply
