ESP32 MCU with 4Mb Flash, supporting multiple communication protocols including UART, SPI, I2C, CAN, I2S, and SDIO, along with Wi-Fi 802.11 b/g/n and Bluetooth BLE V4.2. TMC2209 ultra quiet motor driver featuring fast current regulation, ultra quiet operation, low-power standby, and includes a heat sink for efficient cooling. MT6816 magnetic encoder chip enabling absolute angle measurement from 0 to 360 °, with an operating temperature range of -40 °C to 125 °C. High-speed and high-precision performance with zero delay, achieving a delay of less than 2 microseconds at 25000 RPM. This product combines advanced technology for precise control and measurement in various applications. The ESP32 MCU provides robust connectivity options, while the TMC2209 motor driver ensures quiet and efficient operation. The MT6816 encoder chip offers reliable angle measurement, making it suitable for demanding environments. Ideal for robotics, automation, and other high-performance tasks. Color: Black Material: PCB+Plastic Package Contents: 1 X T-Motor driver motherboard 1 X 0.49-inch OLED display screen 1 X needle arrangement 1 X power cord 1 X heat sink 2 X connecting wires 4 X M3X40 screws