This flashlight is cETLus, ATEX Zone 0, IECEx, KOSHA, and INMETRO listed Intrinsically Safe for use in both above and below ground hazardous locations where explosive gases and dusts may be present. The XPP-5420GXA uses an LED rated at 210 lumens that works in conjunction with a high-efficiency deep parabolic reflector to create a usable flashlight beam rated at 187 meters. The single body switch provides momentary or constant-on functionality. Power comes from 3 AA (not included).