These 20 cm Female-to-Female jumper wires are designed for reliable prototyping, breadboard connections, and module interfacing in embedded electronics projects. The pack includes 40 flexible jumper wires with standard 2.54 mm pitch connectors, allowing direct compatibility with breadboards, Arduino boards, Raspberry Pi GPIO headers, and other prototyping platforms. Each wire features insulated conductors with durable female connectors for stable electrical contact and repeated use. The wires are attached in ribbon format and can be separated individually or grouped as needed for organized wiring and rapid circuit development.