360 Pieces Breadboard Jumper Wires, Multicolored Ribbon Dupont Cables Assorted Kit 10CM Dupont cable The jumper wires consist of separable multicolored(10 colors) 40-pin ribbon wires, which can be separated into single-wire or multi-strand combinations for various usages. The male ends are meant for insertion into standard 0.1"(2.54mm) female sockets and the female ends are meant for insertion into standard 0.1"(2.54mm) male headers. What You Get: 10cm 40-pin male to female jumper wires 10cm 40-pin male-to-male jumper wires 10cm 40-pin female-to-female jumper wires What Are They Used For? Widely used in electronic projects for connections. It can be used for the expansion of the experimental board pin and increase experimental projects. You can quickly conduct circuit testing without welding. It can be reused if the terminal is not damaged.