A mechanical mod is one that has a simple button to connect the batteries terminals on either side of the heat element which will begin heating the e-juice. These generally do not have a logic board and can be more dangerous than a traditional mod.
A mechanical mod is one that has a simple button to connect the batteries terminals on either side of the heat element which will begin heating the e-juice. These generally do not have a logic board and can be more dangerous than a traditional mod.