Engineered for epic journeys in all conditions, the Black Diamond Storm 400 Headlamp features a robust waterproof/dustproof housing and 400 lumens of bright light. With a new, compact body, the Storm 400 is more ergonomic, and the updated user interface includes a secondary switch for easy mode selection. In addition, the updated optical efficiency not only provides brighter light, but also saves battery life that you can now easily track with a 6-setting, 3-LED battery meter. The Storm 400 also has three different colored night vision modes and peripheral white lighting for close-range activities. The Brightness Memory feature allows you to turn the light on and off at a chosen brightness without reverting back to the default, full-power setting. PowerTap Technology enables you to quickly and easily access maximum brightness with the touch of a finger. Emits up to 400 lumens on max setting PowerTap Technology allows instant transitioning between full and dimmed power 6-setting, 3-LED battery meter Compact, low-profile design Uses 4 AAA batteries (included) Brightness Memory allows you to turn the light on and off at a chosen brightness Settings include full strength in proximity and distance modes, dimming, strobe, red, green, and blue night-vision, and digital lock mode Multifaceted optical lens design IP 67 waterproof and dustproofSpecsBatteries: 4 AAA (included)IP Rating: IP 67Lumens: 400 (high) / 180 (medium) / 8 (low)Max Burn Time: 5 hrs. (high) / 150 hrs. (low)Max Distance: 100 m (high) / 9 m (low)Weight without Batteries: 4.2 oz.