A connector includes an insulating housing defining a mouth in a rear thereof, a plurality of terminals disposed in the insulating housing, an actuator rotatably mounted to the mouth of the insulating housing and defining two pilot portions rotatably mounted in two opposite ends of the insulating housing respectively, and at least two support members positioned in the two opposite ends of the insulating housing respectively. Each of the support members defines an elastic portion, wherein the elastic portions abut against the corresponding pilot portions of the actuator when the actuator is closed.