Brighter, more efficient headlight. Features compact and lightweight design, 74-lumen output and 11 hours of battery run time. Safety approved for the most versatile environments. offers rotary bezel switch and heavy-duty cloth and rubber straps. Impact-, chemical- and water-resistant. Powered by (3) AAA alkaline batteries (included). lifetime warranty. Certifications: Class I, Division 1, Class II, Division 1, Class III, Division 1, IECEx ia. 2.81″ Length. Black.