1.This is a high-performance light specifically for anti explosive sites.Patent number:zl201030192644.8.Ex-mark:EXNAIIT5 2.Thermal conductivity of aluminium ally housing, using special fin structure thermal dissipation design, have good thermal dissipation. 3.The special 90¡ãreflective cup patent shape design, reasonable light distribution, the active control dazzles, good uniformity of illumination. 4.Using whole yl11die-casting aluminium and 3mm explosion-proof glass.Has superior explosion proof performance.Available in any explosion-proof environment except mine.