The HL Series now has a hands-free, USB rechargeable lighting solution! When your task requires both hands and a bright light with a wide, flood beam, reach for the ProTac HL USB Headlamp. Charge on-the-go using almost any USB source, and since it accepts multiple battery sources as a backup, you'll always have power when you need it. FeaturesTEN-TAP Programming with three different programs: High/Medium/LowSolid State Power Regulation provides Maximum Light Output90Adeg tilting head reduces neck fatigueFeatures tethered diffuser cap for flood beam, stores on light body when not in use. Red and green colored lens filters also includedDurable, anodized aluminum construction; gasket-sealed, glass lensIPX4 water-resistant; 1 meter impact resistance testedIncludes rubber and elastic head straps, USB cord and lithium ion battery