For a technical user who expects all-around performance and features out of their headlamp but still values a small size and compact package. This user has the need to run the lamp on alkaline batteries if caught away from a power source for a long expedition. FeaturesDual-Fuel: Maximum flexibility to utilize either the rechargeable Lithium Ion BD 1500 battery or Alkaline cells (included)400 Lumen max outputPowerTap™ Technology allows instant adjustment between max output and dimmed powerIntegrated battery meter display shows % of power remainingSettings include proximity and distance modes, dimming, strobe, red LED night-vision and lock modeBrightness Memory allows you to turn the light on and off at a chosen brightness without reverting back to default settingRed night vision has dimming and strobe modes and activates without cycling through the white modeMultifaceted optical efficiency lens technologyIPX8: Waterproof-Tested to operate at least 1.1 meters underwater for 30 minutes. If submerged, water may enter the battery compartment, and it will still operate; it should be completely dried out after use in wet conditionsDigital lock mode feature safeguards against accidental use when stored in a pack or pocketTech SpecsDisplay Weight; 77.5 g (AAA), 72 g (BD1500) Max DistanceHigh: 100 mMedium: 60 mLow: 12 m
