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