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Black Diamond Cosmo 350 Headlamp
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For multi-use camping, around the house, and outdoor adventures that require a simple light with both an all-purpose beam as well as night vision. Runs on AAA alkaline batteries if caught away from a power source for a long backpacking trip.
Product Features
- Dual-Fuel: Power with three AAA Alkaline cells (included) or the rechargeable BD 1500 Li-ion battery and charger (purchased separately) for maximum flexibility
- 350 Lumen max output
- Red LED night vision has dimming and strobe modes and is quickly activated with dual-button interface
- Settings include dimming, strobe, red night-vision and lock mode
- Multifaceted optical lens design
- IPX8: Waterproof-Tested to operate at least 1.1 meters underwater for 30 minutes. If submerged, water may enter the battery compartment and it will still operate; it should be completely dried out after use in wet conditions
- Integrated battery meter display shows % of power remaining
- Digital lock mode feature safeguards against accidental use when stored in a pack or pocket
Technology
Dual Fuel Rechargeable
With our Dual Fuel technology, the user has maximum flexibility to utilize either Black Diamond rechargeable Li-ion battery packs (sold separately) or Alkaline cells.
PowerTap Technology
Instant transitioning from any setting to full power light output with the tap of a finger.
3 Warranty
We trust what we make because we use what we make. All Black Diamond lighting products are covered by a three year warranty policy.
MAX DISTANCE: (High) 64 m, (Medium) 45 m, (Low) 10 m
WEIGHT WITHOUT BATTERIES: 1.62 oz
WEIGHT: [AAA] 2.79 oz [BD1500] 2.59 oz
When systems fail, capability matters. This gear is chosen for real-life application.
Durable materials. Practical construction. Dependable performance under stress.
If it doesn’t improve preparedness, we don’t carry it.
Survival Gear BSO was built for those who understand that readiness isn’t paranoia — it’s wisdom. We curate practical, field-ready gear designed to help you protect, provide, and persevere when it matters most.
No gimmicks. No fluff.
Just dependable equipment for real-world situations.
No hype. No gimmicks. Just gear that earns five stars in the field.
Too cool, very useful, you cant tell there is anything in the pockets while you're wearing it!
Very reasonably priced and outstanding quality. And, the customer service is exceptional. Five stars all the way.
The whole process with Survival Gear BSO was super easy, their shipping was fast, and their products exceeded our expectations.
Best prices, Definitely recommend them, Quality company.
A+ product, packed well, arrived fast and is as described.
Excellent customer service this company definitely puts the customer first!
HOW FAST WILL MY ORDER SHIP?
We process and ship most orders within 2–3 business days.
Once your order is on the way, you’ll get a tracking number so you can monitor delivery. Orders don’t ship on weekends or federal holidays, and expedited options are available at checkout.
CAN I TRACK MY ORDER?
You can track your order by checking the shipping confirmation email, which contains a tracking number and a link to the courier's website. Alternatively, log in to your account on our website, navigate to "My Orders," and click on the tracking link provided for your order.
WHAT IF THERE’S AN ISSUE WITH MY ORDER?
If there is an issue with your order, please contact our customer service team as soon as possible. You can reach us via email, phone, or through the contact form on our website. Provide your order number and a brief description of the problem so we can assist you quickly.
CAN I MODIFY OR CANCEL MY ORDER?
Contact us as soon as possible after placing your order. If it hasn’t shipped yet, we’ll do our best to assist.
DO YOU OFFER RETURNS?
Yes. If your gear isn’t the right fit, we offer straightforward returns. See our return policy for details.
WHY SHOP WITH SURVIVAL GEAR BSO?
We curate practical, field-ready equipment — no gimmicks, no fluff. Everything we carry serves a real preparedness purpose.
