Emits up to 350 lumens on max setting PowerTap Technology allows instant transitioning between full and dimmed power Six-Setting 3 LED battery meter Compact, low-profile design uses three AAA batteries, included Brightness Memory allows you to turn the light on and off at a chosen brightness without reverting back to full or mid-power Settings include full strength in proximity and distance modes, dimming, strobe, red night-visionand digital lock mode Multifaceted optical lens design IPX8: 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 conditions.