Get the convenience of either a wide beam: focused beam or both simultaneously. The headlamp produces up to 220 lumens of shadow-free light or in the wide beam mode or up to 80 lumens from its inspection flashlight. The included fully adjustable headband fits most head sizes and may be worn over hard hats: hoodies: and caps. This is a great multi-purpose headlamp for use in your workshop: jobsite: or hobby bench as well as camping: fishing: hiking: cycling. and other outdoor activities. Battery Required:(3) AAA Batteries (Included)