Just saw your new post... must be fate. Just pick up a MP2 charger, it's adjustable between 3.7 volts and 3 volts. It'll charge up to 18350 size batteries, way to small for 18650's.
(Pietro didn't know this.)
Jack
(Pietro didn't know this.)
Jack
Hemp, wire, juice, charged batts, and of course my trusty Mini are at the ready.
I appreciate the thought and suggestion, I think it will definitely look even better once done.