1. The EEBD are only used for escape from a compartment that has a hazardous atmosphere to provide personnel breathing protection .Not to be used for fighting fire, entering oxygen deficient voids or tanks, or worn by fire fighters 2. There is a pressure gauge on the cylinder to indicate the cylinder pressure .The cylinder pressure of EEBD is not indicated by a pressure gauge during storaging.3. The hood is a flame resistant head cover which completely covers the head, neck, and may cover portions of the shoulders, there is a clear window on it.4. Easy to use, open the cylinder valve and put the hood on head when use

Type	Cylinder Volume l	Working pressure (Mpa)	Storing air l	Supply airflow l/min	Usable time (min)
THD/10-I	2.2	21	>400	≥35	≥10
THD/15-1	3	21	>600	≥35	≥15