White LED delivers 45 lumens; 41m beam; runs 2.25 hours Ultra-compact 3.60 in (91.5 mm) design fits in the palm of your hand or comfortably in your pocket Removable pocket clip also clips onto brim of hat for hands-free use Durable, anodized aircraft aluminum construction with unbreakable, scratch-resistant polycarbonate lens Includes one (1) AAA alkaline battery and high-strength “break away” safety lanyard Push-button tail switch – momentary or constant on operation IPX4 water-resistant 3.6 in (91.5 mm); 1.10 oz (31.2 g)