Its cool white LED paired with the TIR optic lens delivers up to 2 300 lumens of output reaching far into the darkness illuminating any environment. Up to 55 days of runtime making this the perfect tactical light for hiking camping self-defense and law enforcement. 4-level battery and brightness indicators around the side switch giving real-time reminders with a glance. Built-in proximity sensor(can be disabled by double-pressing the side switch within 5 seconds of auto-diming) that drops the brightness level protecting against any nearby objects while turned on high turbo or strobe mode. Quick action with the two-stage tactical tail switch. Activate direct turbo or strobe with a single press.