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. Rechargeable Lithium Ion battery included and interchangeable red and Green lenses also included Features 90 degree tilting head Ten-Tap Programmable switch allows user to select one of three different programs 6000 series machined aircraft aluminum with anodized finish. Gasket sealed glass lens Includes Rubber helmet strap Adjustable elastic headstrap Specifications Light Source C4 LED technology, impervious to shock with a 50,000 hour lifetime Three lighting modes High for super-bright light 1,000 lumens; 13,500 candela; 232m beam; runs 1.5 hours Medium for bright light and longer run time 400 lumens; 5,400 candela; 147m beam; runs 2.75 hours Low for a less intense beam and extended run time 65 lumens; 900 candela; 60m beam; runs 20 hours Solid State power regulation provides maximum light output throughout battery life On/Off Ten-Tap Programmable switch allows user selection of one of three different programs 1. High /medium/low factory default ; 2. High only; 3. Low/medium/high Battery Uses rechargeable lithium ion battery; also accepts Streamlight 18650 lithium ion battery SOLD QUANTITY 1