UNO R3 Controller Board 1PC LCD1602 Module (with pin header) 1PC Prototype Expansion Module 1PC ELEGCO UNO R3 5V Relay 1PC IR Receiver Module Power Supply Module 00 QD 1PC ULN2003 Stepper Motor Driver Module Stepper Motor 1PC 1PC Servo Motor SG90 1PC Joystick Module 1PC 1PC DHT11 Temperature and Humidity Module 1PC Ultrasonic Sensor 1PC Fan Blade and 3-6V Motor 1PC Active Buzzer 1PC Passive Buzzer 1PC 74HC595 IC 1PC L293D 1PC Button 5PCS Potentiometer 10K 1PC 1 Digit 7-Segment Display 1PC 74HC595 L293D 10K Tilt Ball Switch Remote Control 1PC 1PC 830 Tie-Points Breadboard USB Cable 1PC 1PC Female-to-Male Dupont Wire 10PCS Breadboard Jumper Wire 65PCS Resistor 120PCS LED 25PCS RGB LED Thermistor Diode Rectifier 2PCS 1PC 2PCS 4 Digit 7-Segment Display 1PC 8.8.8.8. 9V Battery with Snap-on Connector Clip 1PC ELEGCO 9V1 Photoresistor (Photocell) 2PCS NPN Transistor PN2222 2PCS ENTR