??Specifications:<br /> Brand:NiteCore MH1A<br /> CREE XM-L U2 LED<br /> Maximum output:550lumens(Manufacturers Measured)<br /> Length: 127mm<br /> Head diameter: 25.4mm<br /> Tube diameter: 21.5mm<br /> Battery:1*16340<br /> Weight: 75g(without battery)<br /> Premium CREE XM-L U2 LED<br /> High efficiency regulation circuit<br /> Maximum runtime of up to 23 hours<br /> Intelligent charging circuit with voltage detection charges safely and rapidl<br /> Integrated micro USB charging port is water? dust and impact resistant.<br /> Multiple output modes are conveniently accessed via rapid rotary switch<br /> User-defined mode provides customized brightness levels plus strobe and SOS modes.<br /> Intelligent memory function stores preferred brightness setting<br /> Broad voltage circuit accepts both 14500 battery and AA battery<br /> Optimized ultra-precise reflector offers a longer beam distance than competing products<br /> Waterproof in accordance with IPX-8 (submersible to two meters)<br /> Toughened ultra-clear mineral glass with anti-reflective coating<br /> Constructed from aerospace-grade aluminum alloy<br /> HAIII military grade hard-anodized<br /> Reverse polarity protection<br /> Detachable two-way anti-rolling clip<br /> Anti-rolling design<br /> <br /> Package Includes:<br /> 1 x NITECORE MH1A CREE XM-L U2 LED Flashlight<br /> Nitecore 14500 Li-ion battery(NL147)?lanyard<br /> USB cable?clip? holster?spare switch cap and spare O-ring