Why use Full Power to read maps, navigate or do night tasks when only 25% does what you need and more? Extend the operational battery life of expensive Lithium batteries by using the energy you need for various tasks. Convert your regular tactical lights to new technology at a fraction of the cost of replacing your light.

The exclusive LightSaver patented IQ Switch® microchip technology enables three levels of brightness--100%, 50% and 25% --and 2 flash speeds, all with a single switch. Turn your simple “torch” flashlight into a more effective, versatile tool that can extend battery life up to 8 times! At 25%, your light burn time exceeds 4 hours!

Fits Surefire® G2, C2, 6P, E2E and E2D Defender and more.