The Streamlight TLR-1 HPL Tactical Illuminator Flashlight is the gold standard in weaponlights; ideal for everything from duty weapons to home defense firearms. Streamlight's Rail Grip Clamp system allows the TLR-1 to be used on all firearms with Glock-style or MIL STD 1913 rails. This unique system installs in just a few seconds, is extremely secure and still allows for quick removal when needed.All TLR models features Streamlight's proprietary C4 LED technology which puts out an impressive 1000 lumens! The light will run for 1.5 hours on 2 CR123A Lithium Batteries (included). The body of the Streamlight TLR-1 is constructed of rugged, yet lightweight aluminum; and is water, shock and dustproof. The TLR-1 HPL is covered by Streamlight's limited lifetime warrantyFeaturesC4 LED with 50,000 hour lifetimeAnodized aluminum housingWaterproof to IPX7 standards: One meter for 30 minutes1.5 hours continuous runtimeSolid state current regulation for consistent illumination levelSecure latchi...