Streamlight 88107 Thunder Ranch Urban Rifle Illumination System TL-2 Innovative "Tiger Ring" allows for a quick and easy deployment/shooting retention system 30 minute DVD features Clint Smith, Director of Thunder Ranch, discussing operation and use of the TL2 LED flashlight in low light defensive situations Rotary tailcap on TL-2 LED incorporates Streamlight's new "TactCap" for quick, easy momentary operation Kit includes green filter and flip-up lens cover Thunder Ranch Illumination System allows you to confidently navigate in low light situations