SureFire M300 Mini Scout Light Rail-Mountable LED WeaponLight with UE07 Tape Switch High-performance, recoil-proof LED generates 300 lumens of blinding white light and continues producing tactical-level light for 1.3 hours Total Internal Reflection (TIR) lens creates versatile beam with enough reach for medium-range applications and sufficient surround light for peripheral vision Construction: Mil-Spec hard-anodized aerospace aluminum, optically coated tempered window, O-ring and gasket seals Ergonomic tactical switching: shrouded click-on/off tailcap and pressure-activated tape switch (both included) Thumbscrew clamp securely attaches to any MIL-STD-1913 ("Picatinny") rail