Connector

A connector comprising:

• a first connector;
• and
• a second connector that is mated with the first connector from below,
• wherein the first connector includes a first housing including a mating tubular portion, and a lever rotatably supported by the first housing,
• the second connector includes a second housing body that is disposed inside the mating tubular portion in a mated state between the first connector and the second connector, and a cam pin protruding outward from the second housing body,
• the lever includes a cam plate that is disposed outside the mating tubular portion, the cam plate including a cam groove that engages with the cam pin,
• the mating tubular portion includes a through groove that extends in an up-down direction and through which the cam pin is inserted,
• the first housing includes an extended portion extending outward from a lower end portion of the mating tubular portion,
• the extended portion is provided with a through hole that is in communication with a lower end portion of the through groove, and
• the second housing body includes a blocking portion that is disposed to extend from the lower end portion of the through groove to the through hole in the mated state.