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. Suitable for use in 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 oil extraction, refining, chemical industry, military industry, textile, food processing, as well as offshore oil platforms, oil tankers, and other places.