Package Included: T-shape Extension Board x1GPIO Cable x1830 Tie-Points Breadboard x1ADS7830 Module x1LED Bar Graph x1Power Supply Module x1RC522 RFID Module x1Joystick Module x1LCD1602 IIC x1Ultrasonic Sensor x1ULN2003 Stepper Motor Driver Board x1Membrane Switch Module x1GY-521 Module x14 Digit 7-segment Display x11 Digit 7-segment Display x1HC-SR501 PIR Motion Sensor x1Potentiometer (10k) x120mm Dot Matrix Module x1Relay Module x1Resistor 10K x10 220 x20 1k x10Passive Buzzer x1Active Buzzer x1DHT11 Temperature and Humidity Module x1Stepper Motor x1Servo Motor x1Motor & Fan x1Slide Switch x2Photoresistor x2LED-RGB x1LED-Red/Yellow/Green/White/ Blue x574HC595 x2L293D x11N4007 x2Tilt Switch x1Thermistor x1Capacitor 104 x4F-M DuPont Cable x10F-F DuPont Cable x109V Battery Connector x165 Jumper Wire x1Button x5PN2222 x2