Gerber 22-80026 Infinity Ultra-M Military Grade Red LED Flashlight, Black,Gerber,22-80026" /> Comes with a detachable metal pocket clip that fits on the brim of a hat with ease for hands free use Up to 30-Feet of effective beam distance Uses one AA battery that will last up to 100 hours Weighs just 3.2-Ounce 3-1/4-Inch in length and about 3/4-Inch wide