Cosmo 350-R HeadlampPlease note these are Out of Box items that may be missing the original hang tags, may have imperfect packaging, or may have gotten scratched or wrinkled in transport. These are otherwise fully functional products. Keeping it simple by providing the features you need and nothing extra, the Black Diamond Cosmo 350 Headlamp has a max 350 lumen output, red night vision, and runs on batteries or the BD 1500 rechargeable Li ion battery.