The Thunder Ranch Illumination System includes: TL-2® LED Tactical Light with lithium batteries Key-Mate® LED light for backup/emergency light Innovative “Tiger Ring™” deployment/shooting grip retention system Green filter and flip-up lens cover Instructional DVD featuring Clint Smith, Director of Training at Thunder Ranch A tactical lighting system that will enable you to navigate in low light, developed in conjunction with Clint Smith and the staff at Thunder Ranch, America’s leading firearms training facility.