Connector outer housing

An electrical connection assembly comprising:

• a mating connector;
• and
• an electrical connector comprising a connector outer housing and electrical connection terminal mounted therein, the connector housing comprising:
• a tail end defining a first opening and a connection end defining a second opening, the first opening configured to be used for wire entrance and the second opening configured to form a connection relationship with a mating connector outer housing of the mating connector,
• wherein an elastic lock arm is provided on an operating surface of the outer housing, the elastic lock arm comprises a locking segment proximate to the connection end and an unlocking segment away from the connection end, the elastic lock arm is positioned on the outer housing via a support structure and configured to be elastically deformed to raise the locking segment under an external force applied to the unlocking segment, and
• the support structure comprises a plurality of legs, and each of the plurality of legs is connected to the elastic lock arm respectively.