LED technology Features both tail cap and 6" Remote Pressure Switches Momentary or constant-on function Standard and offset Picatinny rail mounts Sharp focused beam for distance illumination Aircraft-grade 6061-T6 aluminum housing w/Type III hard-anodized finish Beam distance rated at 300 meters IP-X7 Waterproof Impact & chemical resistant Serialized for personal identification, 1 CR123 battery (included), Limited Lifetime Warranty