CQRobot 50 Pieces Black Standard Computer Jumper Caps Header Pin Shunt Short Circuit 2-Pin Connector Open Top 5.08mm. for Arduino Raspberry Pi PCB PC DVD HDD Motherboard Shorting and Other Project.

CQRobot 50 Pieces Black Standard Computer Jumper Caps Header Pin Shunt Short Circuit 2P Connector Open Top 5.08mm. for Arduino Raspberry Pi PCB PC DVD HDD Motherboard Shorting and Other Project.

ELEGOO 120pcs Multicolored Dupont Wire 40pin Male to Female, 40pin Male to Male, 40pin Female to Female Breadboard Jumper Ribbon Cables Kit Compatible with Arduino Projects

AUKENIEN 7 Values 40pcs PCB Board 2x8 3x7 4x6 5x7 6x8 7x9 8x12 Double Sided PCB Prototype Circuit Boards Kit Compatible with Arduino Kits for DIY Soldering and Electronic Project