All it's ok and very fast shipping, but if you are using the development IDE from ST and if you try to attach the STlink V2 with these board the ST environment gives some errors like the mcu ID does not fit with the real ID comming from St, i mean, the mcu is a chinesse copy, not a real mcu comming from ST factory, but changing one config file, all problema i had were solved.
All it's ok and very fast shipping, but if you are using the development IDE from ST and if you try to attach the STlink V2 with these board the ST environment gives some errors like the mcu ID does not fit with the real ID comming from St, i mean, the mcu is a chinesse copy, not a real mcu comming from ST factory, but changing one config file, all problem i had were solved.