The ProTac HL-X USB is a 1,000 lumen tactical light that features a rechargeable system. It comes with Streamlight's 18650 USB battery with integrated USB charging port. The Ten-Tap programming allows you to select one of three modes of operation: 1- high/strobe/low, 2- high only, 3- low/medium/high. It is constructed of aluminum with an anodized finish, anti-roll head, glass lens with anti-reflective coating and is gasket sealed. Included is a battery pack, USB charge cord, pocket clip and holster.