40Pcs 10Cm Female to Female Header Jumper Wire Dupont Cable Line Connector 40 Pi
40Pcs 10Cm Female to Female Header Jumper Wire Dupont Cable Line Connector 40 Pin Ribbon Solderless Multicolored for Arduino Raspberry Pi Electronic Breadboard Protoboard PCB Board. Material: Tinned copper is primarily used for protection against oxidation and corrosion, good for soldering.