Feature:1. COMPLETE AND USEFUL: This pack contains over 400 components to help you with fun and easy electrical experiments2. CLEAR AND STURDY PACKAGING: Each component is packaged assorted and placed in a clear box with clear labels for easy component finding3. HUMANIZED DESIGN: The package contains power module and USB data cable, and the components can be directly inserted into the breadboard, which is more convenient without soldering4. WIDE COMPATIBLE: Compatible with for R3 component pack starter kit is also compatible with for STM32, for Raspberry Pi5. RELIABLE PCB: Adopt excellent PCB materials, with reliability and miniaturization, good maintenance and interchangeabilitySpecification:Item Type: Electronics Component KitMaterial: ABS, PCBSuitable For: Compatible with for R3 component pack starter kit, for STM32, for Raspberry Pi.Package List:1 x Power Module1 x 830 Tie Point Breadboard140 x Solderless Jumper Wire20 x M/F 6.5in Jump Wire65 x Jumper Wire1 x Potentiometer(3386 10k)10 x Button2 x 40 Pin Male Connector1 x M/M USB Cable1 x IC(SN74HC595)1 x IC(4N35)10 x Electrolytic Capacitor(10UF 50V)10 x Electrolytic Capacitor(100UF 50V)1 x Passive Buzzer1 x Active Buzzer10 x Ceramic Capacitor(100nF)10 x Ceramic Capacitor(22pF)10 x NPN Transistor(2N222)2 x Photoresistor10 x Rectifier Diode(1N4007)2 x Thermistor10 x Resistance W(10/Ohm)10 x Resistance W(100/Ohm)10 x Resistance W(220/Ohm)10 x Resistance W(330/Ohm)10 x Resistor W(1k/Ohm)10 x Resistor W(2k/Ohm)10 x Resistor W(5k/Ohm)10 x Resistor W(10k/Ohm)10 x Resistance W(100k/Ohm)10 x Resistor W(1m/Ohm)10 x White LED(5mm)10 x Red LED(5mm)10 x Yellow LED(5mm)10 x Green LED(5mm)10 x Blue LED(5mm)2 x RGB LED(5mm)1 x Resistor Identification Card2 x Storage Box