1. External breast compression and artificial respiration: indicator light display, digital display device and sound prompting device;

2. Operation mode: exercise mode; examine mode

3. Operation time: count the operation time

4. Print: print operation result;

5. Examination of pupil response: pupil will change into normal size after accomplishing the rescue process;

6. Examination of carotid response: touch carotid pulse by hand; simulating spontaneous carotid pulse in compression process; simulating spontaneous carotid pulse after examine operation.