TechLite TA4 500-Lumen Master Flashlight, Sand Blasted Black Gives 500-lumens of light using one XML LED bulbs powered by 3 C batteries Comes with a side switch that has three modes: low, high and strobe Features 200-Meter beam distance in high mode and 90-Meter beam distance in low mode The housing is made of aluminum 6061-T6 Dimensions: 2.7-inch diameter by 11.1-inch; weighs 1.2-pounds