The NSP-430 Adjustable Beam Flashlight uses a CREEA(R) LED rated at 275 lumens that works in conjunction with a TIR lens to create a usable beam distance of 109 meters. This compact flashlight features either momentary or constant-on functionality and has a rotating bezel ring that allows the user to adjust the focus of the beam. The housing and tail-cap are made from aircraft-grade 6061-T6 aluminum and have a Type III hard anodized finish. Power comes from 2 AA batteries (included). Features: CREEA(R) LED technology - 50 000 hours LED Momentary or constant-on Adjustable flashlight beam TIR lens Beam distance of 109 meters Rotating bezel ring Aircraft-grade 6061-T6 aluminum housing bezel & tail-cap Type III hard anodized finish Non-slip grip Textured tail-switch Waterproof Impact & chemical resistant 2 AA battery (included) 1 Year Limited Warranty