1. Applicable to Zone 1 and Zone 2 areas with explosive gas atmospheres;

2. Applicable to explosive gas atmospheres of Class IIA, Class IIB, and Class IIC;

3. Applicable to Zone 21 and Zone 22 areas with explosive dust atmospheres;

4. Applicable to explosive dust atmospheres of Class III A, III B, and III C;

5. Applicable to temperature groups T1 to T6;

6. Applicable to energy-saving renovation projects and places where maintenance and replacement are difficult;

7. It is widely used for lighting in various fields such as oil extraction, refining, chemical industry, military industry, textile, food processing, as well as in offshore oil platforms, oil tankers, and other places.