NST METAL WEAPON MOUNTED LIGHT The Tactical Weapon-Mounted Light uses an LED rated at 350 lumens working in conjunction with a high-efficiency deep parabolic reflector to create a usable beam of light rated at 215 meters. This weapon light features a unique and completely ambidextrous toggle switch on each side of the light to operate the momentary-on and constant-on lighting modes. The housing of the TWM-350 is constructed from aircraft-grade 6061-T6 aluminum with a glass-filled nylon polymer battery door and toggle switch. Power comes from two included CR123 batteries. (Not compatible with rechargeable batteries.) Features LED technology Ambidextrous toggle switch Momentary or constant-on flashlight Sharp focused beam for distance illumination Aircraft-grade 6061-T6 aluminum housing Glass-filled nylon polymer toggle switch Type III hard anodized finish Beam distance rated at 215 meters IP-X7 Waterproof Impact & chemical resistant Serialized for personal identification 2 CR123 batteries (included) Limited Lifetime Warranty