NIGHTSTICK COMPACT LONG GUN WEAPON LIGHT BLACK 550 LUMENS The LGC-550XL Long Gun is specifically designed for rifles and carbines with Picatinny rails. This light uses a 550 lumens LED with total internal reflection (TIR) lens to create a white beam of light rated at 136 meters. This light uses ambidextrous toggle switches designed for support hand operation with a simple push down for momentary-on and constant-on operation. The housing is constructed from aircraft-grade 6061-T6 aluminum with a rear polymer housing. Includes one CR123 battery.