16-core 10A Stainless Steel Solderless Air Tight Connector: Compact, wall-through socket, dual针插, extended hull thickness, approximately 10mm thick, hull wall with high compressive strength. The socket is made with glass sintering technology, working under vacuum without leakage, with left and right connectors differentiated by key positions and colors to prevent incorrect insertion. The plug and socket are connected by a locking mechanism for easy and quick assembly.