The NSR-9614 rechargeable aircraft-grade aluminum LED flashlight, offers 3 microprocessor-controlled brightness modes as well as a strobe function. Utilizing an LED, the 9614 has an impressive run-time of 4.25 hours in full-brightness mode. The 350 lumen output in combination with the high efficiency deep parabolic reflector design throws a usable beam of light 313 meters, that's over 1,026 feet. The 9614 has a dual button design, one located on the waterproof body of the light, and the other in the tail cap. Both buttons operate in tandem with each other.