Streamlight 88082 ProTac 2L-X USB Flashlight Black Anodized 40/500 Lumens White LEDThe ProTac 2L X USB is a 500 lumen EDC tactical lights that can use either a proprietary Streamlight SL B26 protected Li Ion USB rechargeable battery pack or Two CR123A disposable batteries. The ProTac 2L X USB is a completely rechargeable system that comes with a charge cord and SL B26 protected Li Ion USB rechargeable battery pack. The ProTac 2l X USB light features a tactical tail cap switch for momentary or constant on operation, three different