840piece breadboard jumper wire set for prototyping. These wires are flexible, durable, and easy to connect and disconnect for rapid circuit assembly. Prestripped and preformed rightangled jumpers. All wires are colorcoded for quick identification and easy insertion into breadboards. Insulated, flexible cables in multiple colors and lengths. The assortment includes different lengths to fit various breadboard layouts and use cases, built for repeated use. Broad compatibility and practical design. Works well with any breadboard and is suitable for all jumperwire needs in prototyping projects. Wide application. Ideal for breadboards and anywhere you need reliable jumper wires for quick wiring and testing. Use scenarios: Prototyping microcontroller circuits (for example, LEDs, sensors, and simple peripherals) on a breadboard. Building temporary test rigs to validate circuit ideas and measurements. Classroom or workshop demonstrations to teach basic circuit concepts with handson wiring.