The TCM-550XL compact tactical weapon-mounted light uses a super-bright LED rated at 550 lumens working in conjunction with a precision-engineered total internal reflection (TIR) lens to create a bright white beam of light rated at 136 m. This weapon light features completely ambidextrous and intuitive rear-facing toggle switches on each side of the light to operate the momentary-on and constant-on lighting modes. The housing of the TCM-550XL is constructed from aircraft-grade 6061-T6 aluminum with a polymer rear housing. Includes (4) handgun-specific modular rail inserts (pre-configured with C1 insert for Glock pistols), (2) spare Allen screws, Allen wrench, and (1) CR123 lithium battery. Features: LED technology Ambidextrous rear-facing toggle switches Aircraft-grade 6061 T6 aluminum housing with Type III hard anodized finish Sharp, focused beam rated at 136 m IPX7 waterproof Impact and chemical resistant Serialized for personal identification Limited lifetime warranty Drop rating - 2 m