Feature:
1) Airway opening simulation
2) Handling press on the chest: strength correct (4-5cm), show correct bumming Pressure too large (over 5cm) ,show alert bumming
3) Mouth to mouth (blowing): the tidal volume range judged by observing the ups and downs of the chest (tidal volume standard ≤500ml/600m-1000mll≤)
4) Operating frequency: the latest international standard: 100 times/min.
Packing: 1pcs/carton, 78x36x25cm, 7kgs