Compatible with standard breadboards and soldering sets. These energy efficient LEDs pair seamlessly with sensors and motors for comprehensive electronic systems development. Ideal for electronics enthusiasts, STEM educators, and makers building custom indicators, robotics controls, or decorative lighting systems that require multicolor LED solutions. 5mm/3mm LED light assorted set includes five colors, with bright light and a 25,000+ hour lifespan for electronics and projects. Each pack contains 100 or 500 durable domed LEDs, designed for low voltage operation and a compact form for effortless integration in circuit experiments. Use scenarios: Prototyping indicators and status lights on breadboard projects and microcontroller experiments. Building robotics control panels, sensor indicators, and motor status lights for small robots. Enhancing decorative lighting, classroom demos, and maker projects with vibrant multicolor indicators.