Black Diamond Cosmo 300 Headlamp
Compact, water-tight, and packing 300 lumens of power, the Black Diamond Cosmo 300 keeps the light on the trail ahead when you get caught in the dark while walking, hiking or biking.
- Updated optical efficiency with multifaceted optical lens not only emits brighter light up to 300 lumens on max setting, but also saves battery life
- Updated user interface includes a second switch for lens settings, including proximity and distance modes, dimming, strobe, red night vision and a digital lock mode
- Red night-vision LED has dimming and strobe modes that can be activated without circling back through the white modes
- Digital lockout feature prevents accidental use when stored in a pack or pocket as a backup
- Compact, low-profile ergonomic design with improved balance uses 3 AAA batteries (included)
- IPX8 waterproof protection rated to operate at least 1.1 meters underwater for 30 minutes—perfect should you be caught in a downpour
- If submerged, water may enter the battery compartment, but it will still operate; it should be completely dried out after use in wet conditions
Imported.View all Black Diamond LED Headlamps
White / red LED
Red Light Mode
Flood / Spot
Max Light Output (Lumens)
High: 300; low: 4 lumens
Max Beam Distance (m)
High: 75; low: 8 meters
Average Run Time
High: 4 hrs. 15 min.; low: 200 hrs.; reserve: 24 hrs.
Weight With Batteries
Loading Reviews... Loading Questions...