Product Description Our LED conversion kits are a simple way for us to help you upgrade your current flashlights without the waste of needing to buy new ones. Our LED Upgrade ll replaces the incandescent bulb of a AA Mini Maglite with the bright white, focusable, and shock resistant LED. It provides high quality light and more powerful illumination. The long-life LED virtually never needs replacing and is much more efficient. It increases your battery life by more than four times that of the original incandescent bulb The LED Upgrade ll is fully focusable so you can adjust the beam from wide flood to narrow focus, according to the light you need for the task at hand. Bright, economical, ecologically responsible, and functional - the LED Upgrade ll is simply the best way to improve the performance and extend the lifetime of your incandescent AA Mini Maglite 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. From the Manufacturer 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.