Support the full range of STM32 SWD interface debugging, simple interface (including supply), 4 line speed, stable work; Interface definition shell directly address 't need to read instructionsSupport the firmware upgrade automatically. When they leave the firmware has been upgraded to the latest V2. The J17. S4.Increase the 5 v output, the output it can the I/O port, not afraid of error damage of ST - LINK V2Easy interface to pure copper plating 2.54 spacing horn, with 20 cm line, can deal with different board line sequence, flexible connection; U disk aluminum alloy shell to the mainboard, convenient to carry, not afraid of static , not afraid of tumbling.Support all series STM8 SWIM download debugging (common development environment such as IAR, STVD etc.) are supported. Support the software version is as follows:ST - LINK Utility 2.0 and aboveSTVD 2 and aboveSTVP 3.2.3 and aboveIAR EWARM V6.20 and aboveIAR EWSTM8 V1.30 and aboveKEIL RVMDK V4.21 and aboveColour: random colors, 't accept the specified colorMaterial: plastic + metalPackage Contents:1 * Voltage Regulator (note: random color, 't accept the specified color)1 * wireOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.