Features: The Beginner Set is comprehensive starter package, for R3, design to help you quickly dives into electronics projects. This Set includes a wide array of sensors and module that is easy to connect for seamlessly learning and practical application. Ideal for electronics enthusiasts, students, educators, and anyone interested in programming and electronics. Perfect for use in school laboratory teaching, independent project development, makerspaces activity, and home DIY creations. With its plastic and metal construction, this Set provides durability and versatility, making it essential tool for both beginner and experienced hobbyists exploring the world of integrated circuits and electronic components. Specifications: Component:Metal 1box includes: 1xPower module warning: Please. Do not use voltages higher than 9V 1x830 hole breadboards 1x65pcs jumpers wire 1x140pcs solderless jumpers wire 1x20pin female to male wire 2xpin arrangement (40pin) 1xPrecision Potentiometer 2xSensitive resistor 1xThermistor 5xdiode rectifiers (1N4007) 5xNPN transistors (PN2222) 1xIC 4N35 1xIC 74HC595 1xPassive Buzzers 10xswitch (small) 10x22pf ceramics capacitors 10x104 ceramics capacitors 5xElectrolytic capacitors 5xElectrolytic capacitors 10xWhite LED 10xYellow LED 10xBlue LED 10xGreen LED 10xRed LED 1xRGB LED 10xResistor (10R) 10xResistor(100R) 10xResistor (220R) 10xResistor(330R) 10xResistor(1K) 10xResistor(2K) 10xResistor(5K1) 10xResistor(10K) 10xResistor (100K) Package Includes: 1box Beginner Electronics Set for R3 note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color.