Our LED Combo Upgrade ll replaces the incandescent bulb of a AA Mini Maglite® with the bright white beam of LED, and the two-handed on/off twist with a simple push-button tail cap switch. Your AA Mini Maglite® will not only be easier and more convenient to operate, it will have higher quality, more powerful, and more efficient illumination. The LED bulb lasts a virtual lifetime and uses less power, giving you five times the battery life.