Black Diamond Cosmo 350 is for a technical user who expects all-around performance and features out of their headlamp but still values a small size and compact package.

This user has the need to run the lamp on alkaline batteries if caught away from a power source for a long expedition.

Features:
• Dual-Fuel: Maximum flexibility to utilize either the rechargeable Lithium Ion BD 1500 battery or Alkaline cells (included)
• 400 Lumen max output
• PowerTap Technology allows instant adjustment between max output and dimmed power
• Integrated battery meter display shows % of power remaining
• Settings include proximity and distance modes, dimming, strobe, red LED night-vision and lock mode
• Brightness Memory allows you to turn the light on and off at a chosen brightness without reverting back to default setting
• Red night vision has dimming and strobe modes and activates without cycling through the white mode
• Multifaceted optical efficiency lens technology
• 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
• Digital lock mode feature safeguards against accidental use when stored in a pack or pocket

Details:
Max Distances: [High] 75 m; [Low] 8 m
Max Burn Time: High 3,75 hours, Low 200 hours (ANSI FL1 Standard); Reserve 24 hours
IPX Rating: IPX 8
Batteries: 3 AAA (included)