The 2011 V20C is the latest powerful tactical flashlight from SUNWAYMAN. This light has a brand new structure and an innovative multi-functional, fully variable magnetic control ring. The V20C"s fully variable magnetic control ring marks a major breakthrough in technology. It perfectly integrates the super-low standby current, has a wide range of output; 0.5 to 480 lumens, plus a strobe mode and the V20C feels great in your hand and is easy to use. Fitted with a CREE XM-L T6 LED, the light generates up to 480 lumens" output. Compatible with both two CR123A batteries and one single 18650, the V20C maintains a great balance between high output and runtime. The V20C is an elegant flashlight with a solid structure and convenient size. This light is an ideal lighting tool for every-day-carry, outdoor activities, military defense and hunting.