Streamlight Jr. Luxeon Flashlight 1 watt super high-flux LED, 50,000-hr. LED ;31 lumens typical Over 4 hrs. run time at high intensity plus 2 additional hrs. of declining usable output Push-button tailcap – steady on and momentary on/off operation Shock-resistant / water-resistant Includes black nylon flapless holster 6.5” long 3.8 oz. Available in black The Streamlight Jr.® Luxeon® flashights may be lightweight and compact, but the light they produce is anything but small. The super high-flux 1-watt Luxeon® LED emits a blast of bright light with a far-reaching beam that you'd never expect from a flashlight this size. And the Jr. Luxeon® lights are big on dependability too. They run up to 4 continuous hours on two "AA" batteries.