Features: This is a set of upgraded RFID starter kit. Designed for indoor level to master level users. Upgrade the 1602 screen into I2C 1602 screen to achieve more convenient control. Add a RFID module and RFID keyring, white card. Add a sound tester module. Add a temperature and humidity module. Add a water level tester module. Add a 4*4 keys module. Add a 8*8 lattice module. Let users get rid of boring theoretical knowledge when learning singlechip module and get the ability of developing singlechip module system in play. Specification: Product type: RFID Starter Kit Suitable user: For indoor level to master level users Upgraded: Support Package size: approx. 23 * 16 * 6 cm/ 9.1 * 6.3 * 2.4 in Package weight: 610g/ 21.5oz Package List: 1 * USB Cable 1 * Case for BREADBOARD JUMPERS 1 * 830 High Quality Mainboard 15 * LED( red, green, yellow) 30 * Resistor( 220R, 10K, 1K) 1 * 10pin DUPONT LINE Male to Female 1 * Potentiometer 1 * Active Buzzer 1 * Passive Buzzer 1 * 74HC595N 1 * infrared receiver 1 * LM35DZ 1 * Flame Sensor 1 * Ball Switch 3 * 5mm LDR 5 * Push Button Switch with Cover 1 * Infrared Remote Control 1 * Four Digit Digital Tube 1 * 8 * 8 Dot Matrix 1 * a Digital Tube 1 * UNL2003 driver board 1 * 5V stepper motor 1 * SG90 1 * LCD1602 IIC I2C 1 * PS2 GAME JOYSTICK 1 * DHT11 Digital Temperature and Humidity Sensor 1 * Water Level Measurement Module 1 * RFID Module 1 * RFID Key Ring 1 * RFID Card 1 * Sound Module 1 * 1 Road Relay Module 1 * RTC module 1 * 16 Button Matrix Keyboard 1 * RGB Tri-Color Module 1 * 9V Battery Connector 1、This is a set of upgraded RFID starter kit. 2、Designed for indoor level to master level users. 3、Let users get rid of boring theoretical knowledge when learning singlechip module and get the ability of developing singlechip module system in play. 4、Upgrade the 1602 screen into I2C 1602 screen to achieve more convenient control. 5、Add a RFID module and RFID keyring, white card.