Aideepen STM32F103C8T6 ARM STM32 Minimum System Development Board Module For Arduino
Features:
72MHz work frequency.
2.0-3.6V power, I/O.
Reset(POR/PDR).
4-16MHz crystal.
Micro USB connector , you can give the board power supply and USB communication.
Size:5.3cm x 2.2cm.
Package Included:
2 x STM32F103C8T6 Minimum System Board