The Dorcy 3AAA CUL Class Head Light features high and low beam modes,as well as a lightweight and compact design. This headlamp is tough,durable,and waterproof. Other features include a high impact lens,non slip grip,high visibility yellow color,and comfortable wear-ability. Classified for use in hazardous and/or explosive atmospheres such as those including gasoline,petroleum,naphtha,alcohol,acetone,lacquer,solvent vapors,or natural gas.?(41-0094)