Learn some Thermodynamics.
Such claims have been made for hundreds of years. All of these claims have one thing in common: They have proven to be false. What they are claiming is simply not possible.
Any system involving wires and magnets is described by Maxwell's Equations. These equations have been proven to obey the Law of Conservation of Energy.
Any and all such claims are fraudlent. After over 10,000,000 of these have proven to be false, it is time to cease investigating them.