An electrical connector (100) includes an insulative housing (1), a plurality of terminals (2) received in the insulative housing, and a shell (3). The insulative housing includes a base portion (11) and a tongue plate (12) extending from the base portion forwardly. The tongue plate includes a mating face (13) and a supporting face (14) opposite to the mating face. The terminals (22) include a pair of signal terminals defined in the supporting face, a grounding terminal, and a power terminal. The pair of signal terminals are defined between the grounding terminal and the power terminal. Each of the signal terminals, the grounding terminal, and the power terminal has a thickness greater than 0.2 mm. The power terminal is made of nickel and copper.