... type 2.Offer timely 3.Best price CE explosion proof Alarm light (warning lamp)Applications1.Can be used in Zone 1 ... in IIA,IIB,IIC,groups explosive atmosphere.*IP65,WF1.Features(Alarm with Acoustic-Optic)Aluminium alloy shell with plastic-sprayed surface ... :Z:Pole typeX:Ceiling typeG:Suspender type CE explosion proof Alarm light (warning lamp)