Supports full-range STM32 SWD interface debugging with a simple interface including power supply, 4-line speed, and stable operation. Interface pinout is clearly marked on the shell—no need to consult instructions. Supports automatic firmware upgrade. Devices are pre-upgraded to the latest firmware version V2 J17 S4 before shipping. Features a 5V power output with I/O port protection, preventing damage from incorrect connections. Equipped with easy-to-use pure copper-plated 2.54mm pitch headers and includes a 20 cm Dupont cable, allowing flexible connection and compatibility with various target board pin configurations. Housed in an aluminum alloy USB drive-style case for mainboard protection, making it portable, anti-static, and resistant to impact. Supports all series of STM8 SWIM download and debugging functions. Compatible with common development environments such as IAR, STVD, and others. Software compatibility: - ST-LINK Utility 2.0 and above - STVD 2 and above - STVP 3.2.3 and above - IAR EWARM V6.20 and above - IAR EWSTM8 V1.30 and above - KEIL RVMDK V4.21 and above Color: Random color (specific color requests cannot be accommodated) Material: Plastic + metal Package Contents: 1 x Voltage Regulator (note: random color, specific color not guaranteed) 1 x Dupont wire Note: The package includes only the items listed above. Other accessories are not included. Note: Lighting conditions and display settings may cause slight color variations between the image and the actual item. Measurement tolerance is +/- 1-3 cm.