1、The resistors/LEDs/transistors and integrated circuits are individually packaged and marked and stored in a sturdy box. 2、We provide more resistors, so you can use them enough without paying extra to buy them. 3、Equipped with more than 500 sensors and components for interesting and simple electronic projects. 4、No soldering required, saving circuit assembly time. Suitable for electronic circuit assembly, debugging and training. 5、Wiring is flexible, durable and easy to connect and disconnect, perfect for breadboard projects, compatible for Raspberry Pi/STM3 1 x Portable Box1 x Breadboard Packing Box1 x 830 Wiring Point Breadboard1 x Card1 Box of Bonding Wire3 x Bag of Components1 x Bundle of Wiring1 x Power Module2 x Letter Wiring2 x Pin Header Item Type: DIY Electronic KitMaterial: PlasticIncluding: 1 x Portable Box1 x Breadboard Packing Box1 x 830 Wiring Point Breadboard1 x Card1 Box of Bonding Wire3 x Bag of Components(including Precise potentiometer, photoresistor, thermistor, diode rectifier, transistor, active buzzer, passive buzzer, ceramic capacitor, electrolytic capacitor, resistor, LED light)1 x Bundle of Wiring1 x Power Module2 x Letter Wiring2 x Pin Header