A terminal fitting includes a terminal body and terminal connection parts extended from the terminal body. Connection terminals each has a pair of caulking pieces, and each of the connection terminals configured to be connected to an end part of an electric wire. In each of the terminal connection parts, the connection terminal is caulked to the terminal connection part so that the pair of caulking pieces enfold outsides of a pair of caulked pieces provided on the terminal connection part in a state that a bottom face between the pair of caulking pieces faces an opening between ends portions of the pair of caulked pieces. The terminal fitting is connected to the electric wires through the connection terminals.