The Wheeltec STM32 Two-Wheel Self-Balancing Car Kit (Stepper Motor Edition) is an advanced robotics platform integrating mechanical design, embedded programming, and automatic control. Powered by the STM32F4 microcontroller, the kit combines MPU6050 gyroscope and accelerometer sensors with LQR (Linear Quadratic Regulator) algorithms to achieve precise dynamic balancing. Key Specifications Controller: STM32F4 series MCU Sensors: MPU6050 gyroscope + accelerometer Motors: Dual stepper motors with encoder feedback Control Algorithm: LQR closed-loop balance control Response Time: ≤ 50 ms Stability Accuracy: ±2° Control Frequency: 100 Hz Battery Life: 1.5–2 hours (depending on usage) Applications Robotics education and university courses Algorithm testing (LQR, PID, sensor fusion) DIY robotics projects and maker experiments Research in motion control and embedded systems