Ultra lightweight and compact, the TLR-4 Weapon-Mounted Tactical Light with integrated aiming laser features the latest in C4 LED technology. The white light provides 1.5 hours of continuous runtime when in dual mode with the high power visible red laser. It has a rail clamp design to rapidly attach/detach from side of weapon. The TLR-4 operates in temperatures from -20 to 120 degrees F, and is IPX4-rated water-resistant. It has an impact-resistant polymer body, anodized aluminum facecap, and Borofloat high temperature glass lens. Designed for sub-compact and compact weapons, this standard model includes rail locating keys for use with Picatinny or Glock-style rails.