A new release from Streamlight made to fit to under rail of pistols equipped with such feature, the Streamlight TLR-10 Gun Light with Red Laser... "1,000 Lumen Tactical Weapon Light with integrated laser features with Two Switch Configurations. Designed for full frame handguns. The TLR-10 with integrated red laser includes customized ambidextrous switches with either a low or high position to match your shooting style.