120Pcs 10Cm Header Jumper Wire Dupont Cable Line Connector Assorted Kit Set (Mal
120Pcs 10Cm Header Jumper Wire Dupont Cable Line Connector Assorted Kit Set (Male Female M-M M-F F-F) Solderless Multicolor for Arduino Raspberry Pi Electronic Breadboard Protoboard PCB Board. Material: Tinned copper is primarily used for protection against oxidation and corrosion, good for soldering.