There are basic 13 models of cannula-type waste liquid collecter, and each can be selected and configured according to user needs by selecting the type of filter and the type of secondary container.

The main difference between small filters and large filters is the  volume. The service life of large filters is about three times that of small filters, which is suitable for customers who use more frequently. Both small filters and large filters have organic exhaust gas filtration. Filters, acid exhaust filters are available.