1. High head: The head of the connector is high, so that it has better stability and reliability when firmly connected. 2. Ring: The shape of the connector is ring, which is easy to match with other ring connectors and easy to plug and remove. 3. Self-locking: The connector is self-locking, similar to a rotary lock. After inserting the connector, you can rotate it to lock it, which is convenient and stable.1. Industrial automation equipment: such as robots, automatic production lines, etc. 2. Aerospace equipment: such as aircraft, satellites and other high-end equipment. 3. Automotive electronic equipment: such as on-board entertainment system, GPS navigation system, etc. 4. Communication equipment: such as base station equipment, optical fiber communication equipment, etc.