Tlr-1 HplThe TLR 1 HPL produces a wide, 775 lumen beam pattern with brighter peripheral illumination and superior down range performance. C4 LED technology, impervious to shock with a 50,000 hour lifetime. 775 Lumens 438m beam distance 48,000 candela peak beam intensity runs 1. 75 hours. Mounts directly to all MIL STD 1913 (Picatinny) rails and weapons with For Glock style rails. Includes rail locating keys for mounting to a variety of rails and lithium