CDAS-16S is designed for HFCV leak measurement during crash tests according to ECE R13. The data can be display on the PC by WiFi and storage internal at the same time. It is very suitable to monitor the FCV SAFETY post-crash. The sensor SM-05D and H2-5B (He-5B) can be connected to measure containers valve status and gas concentration percent in the air. The cables that pressure and temperature signals input into device could be supplied, based on the connector types of sensors.