S T Link V2 Mini Metal Case STM32 Emulator Development Module 40JAOOTDTYfeatures: Micro USB connector, you can provide board power and USB communication. Support full range S TM32 SWD debugging interface, simple 4-wire interface (including power supply), fast, stable; Interface housing directly marked. Increased 5V output power, output I/O ports are protected from operational errors caused by S T-LINK v2 damage. It hid the device, no need to install the driver, supports win10 system. SWD download mode, compatible with most Arm core chips.Specification: Material: ABS+MetalSize: 6x1.8cm/ 2.36x0.7 wRx: Serial Port Virtual ReceiverTx: Sender Virtual Serial PortSWCLK: SWDSWDIO Clock Port: Commission Staff Working Document Data PortGND: Ground3.3V: 3.3V Output Power (Max. 250mA Current)3.3V: 3.3V Power Supply5V: 5V Output Power (USB Host Power Supply)5V: 5V Power SupplyPackage Included: 1 x Emulator DownloaderNote: Please allow 1-3cm error due to manual measurement. Pls make sure you don't mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item.