The Black Diamond Cosmo Headlamp is a powerful, compact, and feature-rich 350-lumen headlamp with Dual-Fuel capability—with optics that create usable light for everything from everyday use to overnight outdoor adventures.

The Cosmo is constructed partially from recycled materials, and the user interface includes a second switch for easy lighting mode selection. Its Dual-Fuel versatility means this headlamp runs on either a rechargeable BD 1500 Li-ion battery (sold separately) or with three AAA batteries.

Black Diamond Cosmo Headlamp Features:

• 350 Lumen max output
• Dual-Fuel: Maximum flexibility to utilise either AAAs or use a rechargeable BD 1500 Li-ion battery (sold separately) to charge directly into the light via USB-C
• Save your night vision with a Red LED that has adjustable brightness and strobe modes and is quickly activated with a dual-button interface
• Modes: adjustable brightness, red light, and strobe
• Multifaceted optical lens design
• Mode Memory: turn the light on and off at your designated brightness
• Long lasting, low-profile, durable battery door latch and integrated latch opening tool (located on headband adjustment glide
• Integrated battery meter & USB-C charge-in capabilities with BD 1500 battery (sold separately)
• IPX7: Waterproof-Tested to operate up to 1 meter underwater for 30 minutes

Black Diamond Cosmo Headlamp Specifications:

• Weight: 88 g
• Size Range: One Size
• IPX Rating: IPX7
• Max Burntime: 200 hours
• Batteries: 3x AAA or BD1500
• Lumens: 350 lumens
• Country of Origin: China