The NSR-9600 Series rechargeable aircraft-grade aluminum LED flashlights, offers 3 microprocessor-controlled brightness modes as well as a strobe function. Utilizing a CREE® LED, the 9600s have an impressive run-time of 4.5 hours in high-brightness mode. The 220 lumen output in combination with the high efficiency deep parabolic reflector design throws a usable beam of light 345 meters...that's over 1,130 feet. A waterproof design in combination with an impact and chemical resistant aircraft-grade 6061-T6 aluminum housing, make the 9600s one of the toughest duty/personal-size flashlights around. The large body and tail-cap switch (9614) and the body only switch (9612) provides momentary or constant-on plus a user-selectable set of 3 brightness settings and a disorienting strobe. Running on a rechargeable/replaceable Lithium-ion battery, the NSR-9600 lights have a run-time rated at 4.5 hours in high mode, 9 hours in medium mode and 33 hours in low.