TAC Shield Tactical Light Sticks are specially formulated to deliver dependable, bright and sustainable lighting in the field. Special foil packaging ensures easy color recognition and extended storage life. All Light Sticks are manufactured with the utmost quality control and consistent production standards. They produce no heat or sparks and are easy to use. These 6-inch lights provide 12 hours of use and come in four color choices Orange, Green, Yellow, and Red. Tac Shield also makes a 8 hour dependable light stick in Blue or White. Please click here to see more options.