Black Diamond Storm OPS 450 Headlamp - The enhanced Storm 450 headlamp is your reliable companion for any adventure, offering exceptional brightness, waterproof design, and a full feature set to tackle any conditions. The Storm 450 is Dual-Fuel compatible, giving you the flexibility to power the light with either a rechargeable BD 1500 Li-ion battery or three standard AAA batteries. The headlamp now includes a durable alloy battery housing clip, ensuring a secure and weather-resistant seal for your power source. Features Dual-Fuel: Maximum flexibility to utilize either the rechargeable Lithium Ion BD 1500 battery (purchased separately) or Alkaline cells (included) 450 Lumen max output IP67: Waterproof-Tested to operate at least 1.0 meters underwater for 30 minutes PowerTap Technology allows instant transitioning between full and dimmed power Brightness Memory allows you to turn the light on and off at a chosen brightness without reverting back to default setting Settings include full strength in proximity and distance modes, dimming, strobe, red, green and blue night-vision, and lock mode Multifaceted optical efficiency lens technology Improved durable alloy battery housing clip to ensure a water and dust proof seal