PCB Connectors including FFC / FPC, board-to-board, wire to board, crimp style, IDC connectors and moreWaterproof Connectors - The WPJ Series is Compact, Water Resist and Durable. This connector for electrical connection can be used on both waterproof and non-waterproof conditions, depending on the usage. Just by placing a rubber part will change it into a water resistant connector. Both conditions are using the same header.Waterproof Performance Control Key SystemContacting part of contact is hardly deformedInner-housing lockCompact Design