Well the uwell crown 2 and the mini crown 2 use the same coils or is these different and would also like to here if anyone may have used a wotofo the troll RTA I got one for a good price and have never built a tank before but gave it a shit the other night I haven’t filled it yet to see if I messed it up but I’m going to see what happens as always just want to get input from all you long time vapers out there