Application: This pin header is a connector for the PCB board and integrated circuit, used widely in the computer and breadboard.Noted :These pin header strip can be cut into any length you neededSpecification:Pin quantity : 40Pin distance :2.54mmTotal size : 101.6 *2.54 * 11.5mm /4” * 0.1“ * 0.45”(L*W*H)Package content:10pairs x pin header