MOLEX MINI FIT JR, 2 Position, 1 Complete Set 18ga, 24 Inches long, 39-01-2020 39-01-2021,
4 PIN Male to Male Dupont / Arduino Jumper Connector 24-26ga WIRE Pigtail, Prototype Breadboard, 10 Inches long
3 PIN Female to Female Dupont / Arduino Jumper Connector 24-26ga WIRE Pigtail, 10 Inches long
A Jumper wire basically refers to a conducting wire that establishes an electrical connection between two points in a circuit. You can use jumper wires to modify a circuit or to detect any complications in a circuit.
These varicolored Jumper wires can be used for any of your electronics projects specially for your brick modules.