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I'm looking to add a voltmeter to a mod I'm making, but I don't see a way to attach the voltmeter to the box. How did you secure the voltmeter (or the board, too) to the box?
is that a switch on the top? can't really tell if it's a pot or what from the pics, nice job, looks functional for sure!

Hey all... so I finally have all my parts and some time so I started working on my evercool. I am having issuesIf anyone can tell me if there is a problem with the way I did this that would be great.
View attachment 45525
I'm getting power up to pin 2 of the chip but thas it...Im stuck and no I don't have a bread board so It is all in place ...help if ya can...or if ya need more info let me know...thanks.
Quick question, on my evercool mod ( didn't make it ) with the master switch ON, the regulator itself heats up
and in normal operation, I find it to get pretty hot (hot enough to make a noticeable hot spot on the outside of the battery box)
It's a rather small mod using 2x AW IMR 14500s PTR08100WVD on the reg, so i'm sure it's an evercool
Them getting warm/hot isn't consistent at all with what i've been reading... anyone else have this behavior or is mine wonky?
The diagram you posted looks like it needs a ground going from the battery to strip 3 or pin 3. LED might need a resistor to keep it from frying itself. Looks good besides those two things i believe.
Yes, sorry...B3 is ground from battery. Thought about resistor for LED but wouldn't quite fit right imo so I just left it out...not a big deal if it doesn't work but...hmmm. I guess I will just have to quadruple check all my solders and such...
Finished mine, and it works!!! Mad props to Bigblue30 and everyone else with input for the info... used 18650 3000mah batteries, this thing vapes for two days even with my heavy chain vaping...