A Mechanical Mod is also known as a Mech Mod and is simply an electronic cigarette that has no electronic switches, regulators , chips, safety button and works purely on mechanical connections. It is powered by standard voltage of whatever battery is used internally and should be used by Advanced users only. The majority of mech mods are CNS lathed tubes and switches fabricated out of stainless steel, copper or brass. One of the main benefits of a mech mod is there is no electronic components, wire or switches to fail or break over time and with proper care maintenance, can last years, potentially a lifetime. Mech mods also have a down side also because they are 100%. mechanical there is no safety shut off button like an ego battery or some box mods and can be very dangerous to new user that do not know about battery safety and ohms law.