The Black Diamond Cosmo is a versatile headlamp with the size and weight of a backup light and enough power for basecamp and beyond. Two SinglePower LEDs and a strong DoublePower LED cover short- and long-range viewing with an impressive 55 lumens on max setting. 

• One DoublePower LED coupled with 2 SinglePower LEDs emit 55 lumens (max setting)
• Ultra compact batteries-in-the-front design uses 3 AAA batteries
• Single switch activates 3 modes plus dimming
• Protected against splashing or sprayed water from any angle (IPX 4)