#help #mechmod

A friend of mine gave me this mech mod a while back told me it could be worth a pretty decent amount and I haven't used it just been trying to find out more information about it I can't seem to find any records or information on this specific one I have seen some that go by tesla vape lyfe that...

I successfully quit cigarettes with vaping in 2014. I made some nic transitions over the years, but have been at 3mg since 2018. How hard will it be to drop the 3mg and start using zero? What should expect? Any tips and or relations from experience are welcome.