1000 lumen output Using Cree XP-L HI V3 LED with a lifespan of 50,000 hours
Powered by one 18650 rechargeable Li-ion battery (included) ?Micro-USB rechargeable
Tactical tail switch for momentary on and constant activation
Functional side switch for output selection
Bundled with 2 X EdisonBright CR123A lithium back-up batteries.