Originally Posted by iamstuffed

The Pila definitely will charge 18650 batteries correctly. The Pila 600 is NOT 6V. The charger designed for it only charges to 4.2V. I think the pic at flashlightz.com was simply comparing the compatibility of their pila battery with most lights (since a 600 will fit in a light that accepts two cr123 bats).

Overview of the charger:
http://www.candlepowerforums.com/vb/...d.php?t=188653
http://www.candlepowerforums.com/vb/...d.php?t=201323

None of the protected 18650 batteries are actually "18650" batteries. They are both wider and longer than unprotected batteries but generally fit in the newer flashlights that accept protected cells.