Rob Pincus gives an overview of this everyday carry flashlight known as Extreme Beam. The 210 lumen XT8 is the most versatile light in the ExtremeBeam product line. It can be set up with a variety of colors, straight or 90 degree, or with a remote pressure switch for mounting on a firearm. Like all Extremebeam flashlights, the XT8 is high quality and great value. This flashlight has a seven hour runtime.