Features: 1. Tiny 15mmx42mm stand-alone debugging and programming probe for STM32 microcontroller 2. Self-powered via the USB Type-C connector 3. USB2.0 high-speed interface 4. Update the probe firmware via USB Optional drag-and-drop flash programming of binaries Communication bi-color LED JTAG communication supports up to 21MHz SWD (Serial Wire Debug) and (Serial Wire Viewer) communication support up to 24MHz Virtual COM Port (VCP) up to 15Mbps 1.65 to 3.60V application voltage support Specification: Project: V3MINIE JTAG/SWD support voltage: 1.65V-3.6V SWIM support voltage: not supported Whether to support : Yes (currently only STM32 supports , STM8 does not yet support) Number of debugging interfaces: multiple (STLINK-V3SET reserves GPIO interface in addition to the download interface) LED Status Indicator: Bi-color LED Size: 43.47 x 15.24mm Color: Black Material: PCB+Metal Package Contents: 1 x STLINK-V3MINIE emulator 1 x Expansion board 2 x connector 1 x USB cable 1 x Line Only the above package content, other products are not included. Note: Light reflection 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.