3 light modes: white spot light, white flood light, spot and flood together. Dimmable to control brightness and runtime – only with all LEDs on. Powerful LED headlamp beam is up to 4X brighter than standard LED technology. Pivots to direct light where needed. Durable light is water resistant with a shatterproof lens. Ideal as hard hat lights for construction projects. Beam distance: 40 meters. Includes (3) AAA batteries.