Product Details Fangrui Product Details [upgrade] Low Cost And High Stability, It Can The Basic Program Of Stm32f103c6t6 Chip. (if Your Program Flash Is Less Than 32k, Ram Is Less Than 10k, And Timer 4 And Serial 3 Are Not Used, You Can Use It Instead) V2 Programmer: Supports A Full Range Of Stm32 Swd Debugging Interfaces, Simple 4-wire Interface (including Power Supply), Fast And Stable; Interface Definition Shell Directly Marked 40pin Stm32f103c6t6 Minimum System Board: Micro-usb Connector, Which Can Power The Board And Communicate With Usb. Added 5v Power Output, And The Output I/o Port Is Protected, For Fear Of Operation Errors Caused By Damage To V2 Colour:random Color, Dont Accept The Specified Color Material:plastic + Metal Package Contents: 1 X Stm32f103c6t6 Development Board (unwelded Pin Header) 1 X V2 Downloader (random Color, Dont Accept The Specified Color) 1 X Line (random Color, Dont Accept The Specified Color) Only The Above Package Content, Other Products Are Not Included. Note: Light And Different Displays May Cau