Jumper Wire | Female - Female | 300x2.54mm | 40pcs

This set of 40 female-to-female jumper wires is perfect for prototyping and breadboarding with Arduino, Raspberry Pi, ESP32/ESP8266, and other development boards.

Each wire is 300 mm long with standard 2.54 mm connectors, making it easy to connect between header pins, modules, and sensors without soldering. The rainbow color coding helps with quick identification and clean wiring.

Highlights

• Quantity: 40 pcs per pack (rainbow colors)

• Length: 300 mm (30 cm) each

• Connector Type: Female to Female

• Pitch: 2.54 mm (standard breadboard / header size)

• Flexible & durable wires for repeated use

• Can be split apart into smaller groups or used as a ribbon cable

💡 Ideal for: Arduino, Raspberry Pi, ESP32, breadboard projects, sensor connections, and general prototyping.