CREE Q3/Q5 bulb from USA 1.Material:alluminum 2.Battery: ... .Runtime:4hours 4.with CE,ROHS 1.Bulb type:Cree Q3 powerful,LED light about 180lumens,we also can ues 1 watt ... led.2.Material:aluminum3.Working mode:lower-strong-flashing4.bulb ... ,we can put off it,then lightinglike torch,it's easily to carry in pocket. 2012 New style CREE Q3 High power camping headlight