The Fenix LR50R flashlight is a beast of a light made to function for hours at high capacity. It has an incredibly high output of 12000 lumens that reaches 950 meters, and in its Eco mode, a max runtime of 58 hours. With the included Type-C USB charging cable, you can charge this flashlight in a matter of hours, or use its discharge mode to use it to charge other devises, like a phone. It features eight different modes classed in six "general" modes and three "functional" modes (Turbo is classed as both). Fenix pulled out all the stops for this tool, bringing forward a monster of a light capable of serving in a wide variety of extreme situations. Modes: General Turbo: 12000 Lumens / 1 Hour 50 Minutes High II: 6000 Lumens / 2 Hours 20 Minutes High I: 3000 Lumens / 2 Hours 40 Minutes Med: 1000 Lumens / 7 Hours 40 Minutes Low: 350 Lumens / 24 Hours Eco: 50 Lumens / 58 Hours Functional Turbo: 12000 Lumens / 1 Hour 50 Minutes Strobe: 600 Lumens SOS: 350 Lumens