For%20multi-use%20camping%2C%20power%20outages%20in%20the%20’burbs%20and%20low-key%20adventures%2C%20the%20Black%20Diamond%20Cosmo%20350%20Headlamp%20delivers%20dependable%20light%20in%20a%20sleek%2C%20full-featured%20package.%20Plus%2C%20its%20dual-battery%20operation%20gives%20users%20a%20confident%20backup%20when%20power%20sources%20are%20scarce.FeaturesDuel-fuel%20technology%20for%20maximum%20flexibility%20to%20utilize%20either%20the%20rechargeable%20Lithium%20Ion%20battery%20or%20AAA%20batteries.BD%201500%20Lithium%20Ion%20Rechargeable%20sold%20separately%3B%20includes%20three%20AAAs.Multifaceted%20optical%20lens%20design%20emits%20up%20to%20350%20lumens%20on%20high%20setting.Settings%20include%20dimming%2C%20strobe%2C%20red%20night-vision%20and%20lock%20mode.Red%20night%20vision%20has%20dimming%20and%20strobe%20modes%20and%20is%20quickly%20activated%20with%20dual-button%20interface.Housing%20tilts%20so%20you%20can%20adjust%20the%20angle%20of%20the%20beam.Adjustable%20headband%20for%20a%20secure%20fit%20and%20padding%20behind%20the%20housing%20for%20additional%20comfort.Features%20a%20digital%20lock-out%20to%20ensure%20the%20headlamp%20doesn’t%20drain%20in%20your%20pack%20plus%20an%20integrated%20battery%20meter%20that%20shows%20the%20percentage%20of%20power%20remaining.The%20IPX8%20waterproof%20housing%20protects%20against%20rain%2C%20splash%2C%20and%20immersion%20down%20to%20one%20meter%20(3.3%20feet)%20for%2030%20minutes.Distance%3A%20up%20to%2060%20mSpecificationsCategory%3A%20HeadlampLumens%3A%20350Burn%20Time%20on%20Low%3A%20200%20hoursBurn%20Time%20on%20High%3A4.5%20hoursType%20of%20Battery%3A%203%20-%20AAA%20alkaline%2C%201%20-%20Lithium%20rechargeableWeight%20(with%20batteries)%3A%202.9%20oz%20(83%20g)Batteries%20Included%3A%20Yes