Happiness At Home Conversion Upgrade Cree Xml-L2 1-mode 1000 Lumen LED Drop-in Module Smooth Reflector Flashlight Repair Parts Torch Replacement Bulb - P60 Design for Ultrafire,surefire, Hugsby, Etc. Features a solid-state LED with a precision smooth reflector that creates a smooth beam Votage Rang 3V - 18V. Increase your flashlight's brightness up to 1000 lumens with the US made Cree XML-L2 1 Mode LED Save batteries with 2-3 times the run-time over normal incandescent Never buy bulbs again - LED lifetime over 100,000 hours Smooth reflector for extreme ilumination distance and tightly focused beam