Jumper Wires/Dupont Cable Arduino Wires Kit Raspberry Pi-120pcs 12inch/30cm-40pin Male to Female,40pin Male to Male,40pin Female to Female Breadboard Wires Set 12inch Long Jumper Wires Kit - Long enough for most Arduino/Rasberry Pi projects. 3 Types of Interface - Male to Male, Male to Female, Female to Female for multi-purpose DIY. 120pcs Jumper Wires Set - 40pcs for each type, stisfying for most Arduino/Rasberry Pi projects' need. Separable for Convenience - The cables can be separated one by one or the number of wires you required for your connection and supporting non-standard odd-spaced headers; different colors can be distinguished easily while using. Durable - Well maded of copper soft wire material,safe for using for electronic DIY project, Arduino project, PCB project, pc motherboard etc.