LED SUPER 5-mode LED:CREE-Q5LED Material quality :aluminium alloy Light flux(LM): ... , shell material: T6061 aviation aluminum alloy, CNC processing center production4, continuous lighting time more than 2 hours or more5, appearance treatment ... , and more convenient function conversion9, marking, laser laser LOGO 5-mode 180lm Rechargeable Super Bright Flashlight Med-7678-1