Supports full range of STM32 SWD interface debugging with a simple interface including power supply; 4-line speed for stable operation. Interface shell has direct pin labeling for easy use—no need to consult instructions. Supports automatic firmware upgrade. Devices ship with the latest firmware version V2 J17 S4 pre-installed. Features 5V power output with I/O port protection, reducing risk of damage from incorrect connections. Equipped with easy-to-use 2.54mm pitch pure copper-plated header and 20cm Dupont cable, compatible with various target board configurations for flexible connections. Housed in durable aluminum alloy USB drive-style case to protect the mainboard; portable, anti-static, and shock-resistant. Supports all series of STM8 SWIM download and debugging functions. Compatible with common development environments including IAR, STVD, and STVP. Supported software versions: 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 provided; 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 Package includes only the items listed above; other items not included Note: Lighting and display differences may cause slight variations in color between the image and actual product. Measurement tolerance is +/- 1-3cm.