Fenix WF05E is an intrinsically safe LED torch intended for all areas at risk of explosion, excluding underground mines. It has passed the necessary tests and was certified by IECEx, ATEX and CSA. Thus this product can be safely used in Zone 1 and Zone 2, where there is explosive gas mixture in classes IIA, IIB and IIC; WF05E is also rated for combustible dust areas: Zone 21 and Zone 22 , such as petroleum, chemical and textile industries, fire controlling, metallurgical areas, electric power stations and areas, paper producing plants, etc. WF05E is powered by 2 x AAA alkaline batteries (included) and operated by a twist head switch which turns the flashlight on/off and cycles between 3 power levels of 30 and 85 and 10 lumens. A detachable anti-static clip allows for convenient pocket carry. The flashlight weighs only 38 grams excluding batteries and is waterproof to 2 metres depth. Please note: Use only the following approved alkaline AAA batteries to maintain the Intrinsically Safe