> Can you call out any pure copper flashlights without any kind of coating?
AA Copper Tool
AAA Copper Tool
AA Copper Pineapple
AAA Copper Pineapple
AAA Copper Maratac
pic is a link
FW3Copper…
all the above lights have no coating
copper lights that have a coating to prevent tarnish, can be stripped using acetone.
I suggest you decide what battery type you want, then seek a copper version with that power supply.