LED technology; Momentary or constant-on plus 3 brightness levels; Adjustable flashlight beam; TIR lens; Beam distance of 133 meters; Rotating bezel ring; Aircraft-grade 6061-T6 aluminum housing, bezel & tail-cap; Type II hard anodized finish; Non-slip grip; Textured tail-switch; IP-X7 Waterproof; Impact & chemical resistant; 3 AAA batteries (included); 1 Year Limited Warranty