Item Type: Components kit Current: 1A Model: 830 Tie-in breadboard Package List 1 x 830 Connection Point Breadboard 1 x Module 1 x Accurate Potentiometer 1 x IC 4N35 1 x IC 74HC595 1 x Active Buzzer 1 x Passive Buzzer 10 x Button 1 x RGB LED 10 x White LED 10 x Yellow LED 10 x Blue LED 10 x Green LED 10 x Red LED 1 x 65 Jumper 140 x Solderless Jumpers 1 x Color Card 20 x Jump Wire Male-to-Male 2 x Pin Headers (40pins) 2 x Photoresistors 1 x Thermistor 5 x Electrolytic Capacitor (10F 25V) 5 x Electrolytic Capacitor (47F 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) Do not use a voltage higher than 9V. 1Equipped with corresponding external components and sensors for programming experiments 2The analog input voltage is changed by the potentiometer component, so that the development board can read 3The brightness of the LED light is controlled after the development board is read, very practical 4Basic starter kit suitable for beginners to learn programming, can assist in learning all the resources of the for R3 development board 5This components kit come with stable structure, excellent performance and long service life