Streamlight's enhanced C4 LED upgrades several different products so that they produce more light than ever, including both the traditional and high performance versions of the Stinger and Strion flashlights. The Stinger flashlights now offer a peak of 350 lumens on high, 175 lumens on medium and 85 lumens on the low setting. Beam intensity and distance have also been improved, with a range of 310 to 473 meters. The Strion flashlights now offer 250 lumens on high, 130 lumens on medium and 65 lumens on low. Run times remain the same as previous models.