40pcs 10cm 2.54mm Male to Female Color Dupont Jumper Wires Cables for Arduino Breadboard 40pcs 10cm 40 pieces of the 10cm male to female color Dupont jumper wires cables in one set will be sold together. Material: durable hard plastic and copper wire. Each cable length: about 10cm 3.94". Connectors: 1pin-1pin male to female header. Compatible with 2.54mm spacing pin headers. Can be used for electronic project and Genuine Arduino products.