high intensity CREE LED flashlight *The high power LED with 100, 000 hours life-span; *The toughened ultra clear glass best for brightness; *The especial treated aluminum reflector get the focus and flawless beam; *Aerospace-grade aluminum body; *Hardest type III military grade anodized, the color will not fall off from the body for ever;*Water- resisting O-ring sealed construction; *High quality tail button switch; *Used 1*18650 Li-ion battery; *The constant current and voltage circuit has been designed with the cover charging protection, and the wrong polarity protection of the battery; *Kinds of brightness mode: 1)Max brightness; 2)Max-min-police type blinking-low voltage blinking(at the any mode, there will be 10 times blinking suggest the power will be shut off after 20 miniutes. )Specification: LED: 1*CREE Q5 Power: 3W Output: 225Lumens Voltage: 3.7V Runtime: 2hours Range: 200meters Dimension: 34.5mm(Head diameter)*25mm(Body diameter)*133mm(Length) Battery: Single 18650 rechargeable Li-ion Weight: 116g(without battery)