a connector includes a first connector having a first connector housing which supports plural first connection terminals in its inside and a second connector having a second connector housing which supports plural second connection terminals connected to the plural first connection terminals in its inside . at least one magnetic member disposed in the first connector housing or second connector housing . the magnetic member is disposed to be held between leading ends of the plural first connection terminals or between leading ends of the plural second connection terminals , and a magnetic field is generated in a direction orthogonal to a direction in which the both first and second connection terminals are inserted during a period of time from complete engagement of the first and second members to complete disengagement thereof , or a period of time from complete disengagement of the first and second connectors to complete engagement thereof .