ITEM NAME:DB9 Male Adapter RS232 Serial To Terminal Solderless Board Female Connector Description: 1Pair DB9 male and female, 9-pin adapter/ screw terminals 9 holes, RS232 RS485 converter board Parameters: High quality DB9 socket, high-quality terminals Adapter used for communication debug Material: Metal Plastic Size: Approx.3.5 * 3 * 1cm Package Includes: 1 Pair xDB9 SolderlessTerminal Female/ Male SKU: ALU0021203752002491.Adapter used for communication debug. People always bought together with. SKU: ALU0021203752002491.