Compatible board: This electronic component beginner kit is a good replacement for Arduino for UNO/ for MEGA2560 and replacement for Raspberry Pi. Beginner kit: This circuit board DIY set contains capacitors, resistors, LEDs, and more, meeting your different needs. Wide range: The capacitor's range is 22pf to 10UF and the resistor's range is 10R to 1M, which can suit different kinds of circuits. Simple installation: These resistors and capacitors are convenient to install, also you can easily and quickly remove them. Replacement: This circuit capacitor resistor set has a wide range and good performance and is a good choice to replace a damaged component. Specification: Material: Plastic+iron. Color: Show as picture. Size(LxWxH): Approx. 10x14x2cm/3.94x5.51x0.79 inch. Compatibility: Replacement for Arduino for UNO/ for MEGA2560. Replacement for Raspberry Pi. Note: There might be a bit of color distortions due to different computer resolutions. There might be a slight error due to different hand measurements. Package Includes: 10 Pieces White LEDs. 10 Pieces Yellow LEDs. 10 Pieces Blue LEDs. 10 Pieces Green LEDs. 10 Pieces Red LEDs. 1 Piece RGB LED. 2 Pieces Potoresistances. 1 Piece Thermistor. 5 Pieces Diode Rectifiers 5 Pieces NPN Transistors. 1 Piece IC 4N35. 1 Piece IC 74HC595. 10 Pieces Small Buttons. 2 Pieces Buzzers. 1 Piece Potentiometer. 10 Pieces 22pf Ceramic Capacitors. 10 Pieces 104 Ceramic Capacitors. 5 Pieces 10UF 50V Capacitors. 5 Pieces 100UF 50V Capacitors. 10 Pieces 10R Resistors. 10 Pieces 100R Resistors. 10 Pieces 220R Resistors. 10 Pieces 330R Resistors. 10 Pieces 1K Resistors. 10 Pieces 2K Resistors. 10 Pieces 5K1 Resistors. 10 Pieces 10K Resistors. 10 Pieces 100K Resistors. 10 Pieces 1000K Resistors. 10 Pieces 1M Resistors. 2 Pieces 40pin Connectors.