Compact and extremely powerful, the Stinger® 2020 features 2,000 lumens, an intensity mode selector switch, for high, medium, and low, and a textured body for enhanced grip. Features a body-mounted on/off switch with battery status indicator and a second independent tactical tail switch. Powered by two SL-B26 Li-Ion USB rechargeable battery packs, which can be charged inside or outside of the flashlight. Light Output: 2,000 lumens on high, 850 lumens on medium, 100 lumens on low. Length 7.67 inches, major diameter 1.62 inches.