Item Type: Component Kit_x000D_Material: ABS_x000D_Model: None 1Adopt accurate potentiometer with better quality, power module, bus bar, jumper, jump wire 2Possess glossy surface and fluent installation, no other special requirements 3You can store parts after you finish the experiment with well designed packing box 4Using high quality ABS material, possess high reliability, stable structure 5Equipped with a variety of components to meet your different needs, durable for a long time use 1 x 400-Hole Breadboard 10 x 100 Resistor 10 x 220 Resistor 10 x 330 Resistor 10 x 560 Resistor 10 x 1k Resistor 10 x 2k Resistor 10 x 4.7k Resistor 10 x 10k Resistance 10 x 20k Resistance 10 x 51k Resistance 10 x 1M Resistance 10 x 10M Resistance 5 x 100uf Electrolytic Capacitor 5 x 100nf Capacitor 5 x 100pf Ceramic Capacitor 5 x 47uf Electrolytic Capacitor 5 x 22uf Electrolytic Capacitor 5 x 330up Capacitor 5 x 100pf Electrolytic Capacitor 10 x 1N4007 Diode 1 x Active Buzzer 1 x Passive Buzzer 2 x 10k Potentiometer 5 PNP Transistor(8550) 5 NPN Transistor 4 x RGB LED Key 2 x Blue Cover 2 x Black Cover 1 x Relay 10 x White LED 10 x Red LED 10 x Green LED 10 x Orange LED 10 x Blue LED 2 Bundles of Connecting Wire