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. The LED Upgrade Combo ll is also fully focusable, so you can adjust its beam from wide flood light to narrow focus, according to the task at hand. It's an easy, economical, and ecologically responsible way to improve the quality and convenient functionality of your AA flashlight. PRODUCT DETAILS: Extends battery life – 25 hours! Shockproof Brightness: 30 lumens Focusable – beam projects 40 m Easy to install push button on/off Tail Cap Switch included Compatible with AA Mini Maglite® Flashlights Simple installation – It's as easy as replacing the incandescent bulb in your flashlight! Note: Replacing the original incandescent bulb with any Nite Ize LED Upgrade Kit or Tail Cap Switch will void the MAG Instrument® LIMITED LIFETIME WARRANTY covering the AA MINI MAGLITE® flashlight. LEGAL DISCLAIMER: MAG-LITE® and MINI MAGLITE® are trademarks of Mag Instrument, Inc., as are the distinctive shape, style and overall appearance of the Mini-Maglite® flashlight and the circumferential inscription around the face caps of all of Mag Instrument flashlights.