1. Pupil demonstration: one mydriasis and the other normal

2. Simulate standard open airway

3. Simulate free movements of upper limbs

4. External chest compression: display and alarm device

5. Artificial respiration (Inhalation): display and alarm device

6. Operating period: Ratio of compression and artificial respiration: 30:2 (one or two persons), complete 5 cycles.

7. Compression frequency: 100- 120 times/minute

8. Compression depth: 5-6cm

9. Squeeze the bulb manually to simulate carotid pulse

10. Working conditions: adopts 220V external power source