Support full-range STM32 SWD interface debugging with a simple interface including power supply; 4-line speed for stable operation; interface shell has clear pin definition for easy connection—no need to read instructions. Supports automatic firmware upgrade; devices ship with the latest firmware version V2 J17 S4 pre-installed. Features 5V output with I/O port protection, preventing damage from incorrect connections. Equipped with easy-to-use 2.54mm pitch pure copper-plated header and a 20cm cable for flexible connection to various target boards. Housed in a durable aluminum alloy USB-drive-style shell for mainboard protection; portable and resistant to static electricity and physical impact. Supports all series of STM8 SWIM download and debugging functions; compatible with common development environments including IAR, STVD, and STVP. Compatible 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: Assorted colors (no color choice available) Material: Plastic + metal Package Contents: 1 x Voltage Regulator (color randomly assigned, no selection available) 1 x Cable Note: Lighting and display differences may cause slight variations between the product image and actual item. Measurement allows for a 1-3cm error.