P60 size head, XM-L2 U2 3 modes, epoxy potted driver, large brass heat sink (Malkoff style)... 2 x cr123 or 1 x 18650 but with modular body to accept a tube extension that would allow 2 x AA to be used in an emergency...simple momentary push on or twist cap (Surefire 6P style) for ruggedness


Edited by LesSnyder (02/02/16 04:28 AM)