Feature: 1. Complete Learning Set: Includes for R3 development board and RFID starter kit, perfect for beginners to delve into the world of RFID technology. 2. Wide Compatibility: Designed to seamlessly integrate with popular development platforms, ensuring easy accessibility and enhanced learning opportunities for enthusiasts at any skill level. 3. Accurate Control: Equipped with a stepper motor for accurate control and motion, allowing for detailed and accurate projects. 4. Versatile Applications: Simple to operate, this development board start kit is ideal for various learning environments such as classrooms, homes, and laboratories. 5. Diverse Sensors and Modules: RFID starter kit contains a variety of sensors and modules to meet a wide range of learning and experimental requirements, fostering creativity and exploration. Specification: Item Type: for R3 Development Board Kit Material: ABS Plastic Remote Control Battery: Battery Type: 3V CR1220 Coin Cell Battery x 1 Battery Model: CR1220 Coin Cell Battery Battery Capacity: 40mAh (Battery included in the shipment) Clock Module Battery: Battery Type: 3V CR2032 Coin Cell Battery x 1 Battery Model: CR2032 Coin Cell Battery Battery Capacity: 210mAh (Battery included in the shipment) Battery Snap Battery: Battery Type: 9V 6F22 Battery x 1(without) Battery Model: 6F22 Battery . Package List: 1 x for R3 Mainboard 1 x 8x8 Dot 1 x Stepper Motor Drive Board 4 x Button 4 x Yellow Button Hat 30 x Resistor 5 x Red LED 5 x Green LED 5 x Yellow LED 3 x Light Dependent Resistor 2 x Tilt Switch 1 x Transistor 1 x Infrared Receiver 1 x Potentiometer 1 x Passive Buzzer 1 x Active Buzzer 1 x Flame Sensor 1 x Thermistor 1 x 74HC595N 1 x Temperature and Humidity Module 1 x Joystick 1 x Single Digit Tube 1 x Sound Sensor Module 1 x Battery Clip 1 x Water Level Detection Module 1 x Four Digit Tube 1 x Relay 1 x 4x4 Button Module 1 x RF Module Mainboard 1 x RF Module Blank Board 1 x RF Module Sensor 2 x Pin Header 1 x Clock Module 1 x Servo Motor 3 x Servo Motor Plastic Bracket 3 x Servo Motor Matching Screw 1 x USB Cable 33 x Jumper Wire 1 x Breadboard 10 x Male to Female Jump Wire 1 x Stepper Motor 1 x 1602LCD Display Screen 1 x RGB Module 1 x Remote Control 1 x Plastic Box