it features excellent explosion-proof perforemance,which can work in combustible and explosive dangerous sites safely and reliably,high intensity gas discharge lamp is applied as light source featuring high lighting effects,uniform illunimation and mean lifecycle up toopver50000 hours suitabel for flammable and explosive fields,used for various singhular,outside the workplace,coal industry,sinopec,petrochina.electric power,matalurgy,cnooc.raiway,steel,ship troops.aerospace,pubilc security fir control,chemical industry,government departments and large eterprise fixed lighting use need