An electrical connector that includes: an insulating body, having a plurality of receiving holes disposed thereon, a plurality of solder balls, respectively received in one of the receiving holes, a plurality of terminals, in which each terminal has a base correspondingly received in one of the receiving holes, a first extending portion and a second extending portion extend downwards from the base, a first hook extends laterally from an end of the first extending portion, a second hook extends laterally from an end of the second extending portion, and the first hook and the second hook respectively hook a periphery of the solder ball under a horizontal center line of the solder ball.