The supply explosion-proof lighting, explosion-proof electrical, Shanghai amount giant explosion sound and light warning lights, supply explosion-proof lamps, explosion-proof electrical, Shanghai amount of the giant explosion sound and light warning lights, the supply of explosion-proof lighting, explosion-proof electrical, Shanghai amount of the giant explosion sound and light warning lights, supply proof lamps, explosion-proof electrical, Shanghai amount of the giant explosion sound and light alarm lights BJ-series explosion sound and light alarm lamp (IIB) the scope 1,2 dangerous places. 2, IIA, IIB, explosive gas environment. 3, can be fitted with incandescent. Product Features 1, aluminum alloy shell with plastic sprayed surface. 2, a higher level of protection, good water-proof, dust-proof ability. 3, from the deck as the use of signal flags or cabin lighting. 4, red, blue, yellow, transparent glass for users to choose. 5, wiring must be fitted with explosion-proof stuffing.