The Cosmo is a powerful, compact, and feature-rich 350-lumen headlamp with Dual-Fuel capability—with optics that create usable light for everything from everyday use to overnight outdoor adventures.
The Cosmo is constructed partially from recycled materials, and the user interface includes a second switch for easy lighting mode selection. Its Dual-Fuel versatility means this headlamp runs on either a rechargeable BD 1500 Li-ion battery (sold separately) or with three AAA batteries.
Patented digital lock feature safeguards against accidental use when stored in a pack or pocket.
We trust what we make because we use what we make. We trust what we make because we use what we make. All Black Diamond lighting products are covered by a three year warranty policy. Learn More
Providing maximum flexibility, Dual Fuel technology headlamps ... Providing maximum flexibility, Dual Fuel technology headlamps utilize either Black Diamond rechargeable Li-ion battery packs (sold separately) or Alkaline cells. Learn More
Combining six decades of innovation with Black Diamond’s unique company culture of using and testing our products in the mountains. Our experience outdoors is what inspires and informs our engineering in the lab, and in turn the engineering leads to new gear and apparel that improve the mountain experience.
HOW TO: Operate Your Black Diamond Headlamp
