Stinger 2020 Rechargeable LED Flashlight High, medium and low modes plus strobe: High for a high lumen beam: 2,000 lumens; 315m beam; runs 2 hours, Medium for bright light & longer run time: 850 lumens; 200m beam; runs 4 hours, Low for extended run time: 100 lumens; 70m beam; runs 24 hours, Strobe for disorienting or signaling: runs 3.25 hours Intuitive mode switch for easy selection of High, Medium or Low, Set and forget it - no need to cycle through the settings to get to the desired mode Features Independently functioning head-mounted and tail switches Uses two SL-B26 protected Li-Ion USB rechargeable battery packs, charge with existing Stinger chargers, USB cord or lithium ion bank charger Aluminum alloy body with ergonomic, anti-roll body design and textured grip 78104