1、Compatible with for R3: Specifically designed for use with for R3 development boards, ensuring seamless integration and compatibility. 2、Diverse Electronic Components: This development board kit includes a variety of electronic elements to meet the needs of users for various projects and experiments. 3、Convenient Breadboard Included: The breadboard provided makes it easy to connect and test circuits, facilitating experimentation and prototyping. 4、LED Indicator Lights: Equipped with LED indicator lights for easy observation of the working status, enhancing user experience and troubleshooting capabilities. 5、Comprehensive Starter Set: Perfect for beginners and electronic enthusiasts, this well rounded kit offers everything needed to kickstart exploration and learning in the world of electronics. Item Type: for R3 Development Board Kit Material: ABS Plastic Battery Clip Battery: Battery Type: 9V 6F22 Battery x 1(without) Battery Model: 6F22 Battery Box Battery: Battery Type: 1.5V AA Battery x 6(without) Battery Model: AA Battery Remote Control Battery: Battery Type: 3V CR1220 Coin Cell Battery x 1 Battery Model: CR1220 Coin Cell Battery Battery Capacity: 40mAh (Built in Battery) 1 x Mainboard 1 x Pin Header 1 x Breadboard 1 x 4 Digit Display 2 x 1 Digit Display 4 x Button 4 x Blue Button Hat 1 x Battery Box 1 x Potentiometer 1 x RGB Module 30 x Jumper Wire 1 x Infrared Receiver 1 x USB Data Cable 1 x Remote Control 1 x LM35 Temperature Sensor 10 x Red LED 10 x Green LED 10 x Blue LED 1 x Nut 1 x Washer 1 x Flame Sensor 2 x Tilt Switch 3 x Light Dependent Resistors 1 x Component Box 1 x 8x8 Dot Display 1 x 74HC595 Chip 10 x 330Ω Resistor 10 x 220Ω Resistor 10 x 10KΩ Resistor 10 x 1KΩ Resistor 1 x Battery Clip 1 x Plastic Box