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Black Diamond says:
Outfitted with a sealed, waterproof housing and our PowerTap Technology, the redesigned Storm features 250 lumens of power with both red and green night vision modes.
Redesigned with an unprecedented 250 lumens of power, a weatherproof construction and a full feature set, the Black Diamond Storm headlamp is our premier light for climbing, skiing and other outdoor pursuits where bright, compact illumination is paramount. The Storm’s customized housing is completely sealed from both dust and water (IP67) and features a secure latch closure, ensuring protection from the elements on even the wettest, most rugged adventures. Our PowerTap Technology allows for quick changes adjustments between full and dimmed power by simply tapping the side of the housing, and the regulated design ensures constant brightness throughout the life of the batteries. Both red and green modes night vision modes offer added versatility and power on without cycling through the white mode.