SunFounder 12 Modules Arduino Sensor Kit for Arduino UNO R3 Mega2560 Mega328 Nano The kit has 12 projects and 12 sensors modules for the beginners. This is the new Sunfounder 12 sensor Starter Kit, developed specially for those beginners who are interested in Arduino. A complete set of Arduino's most common and useful electronic components. Detailed tutorial including project introduction and their source code will be provided FOR FREE.