3 programing languages -> C, Python (compatible with 2&3) and Java. | 434-page detailed tutorials (including basic electronics knowledge) -> The download link can be found on the product box. (No paper tutorial.) | 223 items for 57 interesting projects -> Each project has a circuit diagram and tested code with detailed explanation. | Compatible models -> Raspberry Pi 400 / 4B / 3B+ / 3B / 3A+ / 2B / 1B+ / 1A+ / Zero W / Zero. (NOT contained in this kit) | Get support -> Our technical support team is always ready to answer your questions.