• Four operating modes: High for a high lumen beam (2,000-Lumen; 315m beam; runs 2 hours), Medium for bright light & longer run time (850-Lumen; 200m beam; runs 4 hours), Low for extended run time (100-Lumen; 70m beam; runs 24 hours) and 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
• Aluminum alloy body with ergonomic anti-roll body design and textured grip; Corrosion resistant gasket-sealed Borofloat glass lens

Looks and appears in great condition. Has been powered on.