The lithium powered Night Com® combines High-Intensity Xenon illumination, state-of-the-art LED night vision protection and Streamlight's new Dual Switch System. •Powered by two 3 volt CR123A lithium batteries with a shelf life of nearly 10 years (included) •4.8 volt high-pressure xenon bulb; plus 2 ultra bright, and 1 indicator type 100,000-hour life LEDs •72 lumens typical with xenon bulb; 8 lumens from 2 LEDs •Up to 2.5 hrs. run time (xenon); up to 130 hrs. (1 LED) •1.33" (D) x 5.43" (L) •5.44 oz. •Push-button tailcap-steady on and momentary on/off operation •3-position lighting-2 ultra bright LEDs (red or green), 1 low power LED (red or green) for optimum night vision protection, and xenon •Available in matte black