HX5, Focusing LED Flashlight, Pure Beam Focusing Optic System, Beam Lock System Locks Beam At Any Size, Easy To Adjust Between Spot & Flood Fingertip Speed Focus Control, Aluminum Casing, 130 Lumen Output, Beam Distance Up To 79 Meters, 3 Hours 45 Minutes Run Time, Uses 1 "AA" Battery, Included.