This is a bundled set for electronics projects and microcontroller learning, centered around an STM32 microcontroller development board. Set Contents: STM32 Development Board OLED Display FeatherWing RTC + microSD FeatherWing Mini Analog Thumbstick x8 Pin Headers (as pictured) Features: Analog input (joystick) OLED display Time management with RTC Data storage on microSD You can try out a range of configurations with these components. Notes: Operation has not been confirmed. Knowledge of wiring and programming is required for use. For electronics projects, research, and educational purposes. Not sold separately. Recommended for those who want to try input, display, and storage all together with STM32.