Terralux TLE-ST1-EX MiniStar ST/EX LED Upgrade Conversion Kit for Streamlight Stinger, Stinger XT and PolyStinger - 450 ANSI LUMENS LED FLASHLIGHT REPLACEMENT KIT  replace or upgrade your Stinger flashlight bulb with the TerraLUX by Lightstar Maglite LED Conversion Kit. FOR USE WITH YOUR STINGER FLASHLIGHT  Pack of 1. Designed for use with your 3.6 volt rechargeable Stream Light Stinger, Stinger XT and Polystinger Flashlights only. ULTIMATE PERFORMANCE  450 ANSI lumens, this upgrade lightbulb is 7 times as bright as standard flashlight bulbs, perfect for night time illumination, camping, security and much more. Provides a focused flashlight beam SUPER EASY TO INSTALL  takes only minutes to install the conversion kit. The complete upgrade kit includes new head, lens and LED module EFFICIENT, BRIGHT AND RELIABLE  with a 2.5 hour/150 minute runtime, the bulb is super reliable and helps to extend the battery life of your flashlight so that you have light when you need it. The LED never needs to be replaced