Features: 
1. Simulating standard open airway
2. Manually external breast compression with finger(s)
3. Respiration: during mouth-to-mouth & mouth-to-nose artificial respiration, chest rise can be seen
4. Operating period: one period includes five cycles of CPR according to ratio of compression and artificial respiration
(30:2/single or 15:2/double)
5. Compression frequency: 100-120 times per minute
6. Compression depth: it should be 1/3 of chest anteroposterior diameter at least, about 4cm. 7. Pinch the pressure ball by hand to simulate brachial artery pulse
8. Supports colostomy care
9. Simulates abdominal suture and supports wound care
10. Working condition: Input power is 110-240V