The PolyTac X is a 600 lumen tactical light and incorporates the versatility to use two battery types; two CR123A batteries, or one Streamlight Rechargeable Li Ion cell. Multi battery versatility means you can always use primary disposable cells to power the light if your rechargeable cell is out of power and a charging source is not available. PolyTac X is bright and compact personal polymer light available with the latest in power LED technology and three different user selectable programs. The light features a superior grip texture to provide a comfortable but slip resistant feel. Packaged with a removable multi position pocket clip.