1、Equipped with corresponding external components and sensors for programming experiments 2、The analog input voltage is changed by the potentiometer component, so that the development board can read 3、The brightness of the LED light is controlled after the development board is read, very practical 4、Basic starter kit suitable for beginners to learn programming, can assist in learning all the resources of the for R3 development board 5、This components kit come with stable structure, excellent performance and long service life 1 x 830 Connection Point Breadboard1 x Module1 x Accurate Potentiometer1 x IC 4N351 x IC 74HC5951 x Active Buzzer1 x Passive Buzzer10 x Button1 x RGB LED10 x White LED10 x Yellow LED10 x Blue LED10 x Green LED10 x Red LED1 x 65 Jumper140 x Solderless Jumpers1 x Color Card20 x Jump Wire Male-to-Male2 x Pin Headers (40pins)2 x Photoresistors1 x Thermistor5 x Electrolytic Capacitor (10μF 25V)5 x Electrolytic Capacitor (47μF 16V)5 x Diode Rectifiers (1N4007)5 x NPN Transistors (PN2222)10 x Resistance (10R)10 x Resistance (100R)10 x Resistance (220R)10 x Resistor (330R)10 x Resistance (1K)10 x Resistance (2K)10 x Resistor (5.1K)10 x Resistance (10K)10 x Resistance (100K)10 x Resistance (1M) Item Type: Components kitVoltage: 5VCurrent: 1AModel: 830 Tie-in breadboard