Explosion-proof lighting, explosion-proof electrical appliances, the giant explosion sound and light alarm light, Explosion-proof lighting, explosion-proof electrical, the Shanghai the giant explosion sound and light alarm light, Explosion-proof lighting, explosion-proof electrical, the Shanghai the giant explosion sound and light alarm light, Explosion-proof lamps, explosion-proof electrical appliances, the giant explosion sound and light warning lights BJ-series explosion sound and light alarm lamp (IIB) Scope 1 and 2 hazardous locations. 2, IIA, IIB, explosive gas atmospheres. 3, can be equipped with incandescent lamps. Features an aluminum alloy shell with plastic sprayed surface. 2, the high degree of protection, good waterproof and dust. 3, can be used as a starting signal flag on the deck or cabin lighting with. 4, red, blue, yellow, transparent glass choice for users. 5, the wiring must be equipped with explosion-proof packing.