Ultrafire WF-501B / WF-510B LED Flashlight (CR123A / 18650)
Takes both CR123A and 18650 batteries (accepted voltage: 3.6V ~ 9.0V) - Cree emitter installed in an integrated aluminum reflector module - 1-mode clicky-type on/off - Initial test result: 3600 lux throw @ 3 feet (beam posted soon) . - The Cree Reflector + Driver module is also available as a standalone part - Also known as the SuperFire WF-510B Cree LED Flashlight