This economical flashlight from Streamlight is a powerhouse. It's features are numerous, including: a Compact, water resistant, machined aluminum housing * a combination of 3 bright White LEDs and 1 Xenon bulb * Push button sequences through two modes * Xenon bulb offers adjustable focus * Removable lanyard included * Two 3 Volt Lithium batteries provide up to 28 hours of run time for the LEDS, and over 2 hours for the Xenon bulb * .34 "D x 5.43" L, .337 lbs. An awesome flashlight at a GREAT price!