The ProTac HL-X USB is a 1000 lumen tactical flashlights that can use either a proprietary Streamlight 18650 USB rechargeable Li Ion Battery or two CR123A disposable batteries. The ProTac HL-X USB is a complete rechargeable system that comes with a charge cord and an 18650 button top battery that features an integrated mirco-USB charge port. It features a tactical tail cap switch for momentary or constant on operation, three different user selectable programs and a pocket clip for convenience. The aluminum housing with Type II Military Spec anodizing helps make the light extremely durable and abrasion resistant. Packaged with a removable pocket clip and holster.