I did not receive the package, and after dispute my money was not returned. / Посылка не пришла, после спора деньги не вернули
Broken Board voltage regulator overhears - need to return or exchange
Arrived broken - bad quality A) 5V regulator got hot - no output to MCU B) faulty 1k resistor that was intermittent open See pictures I hope the seller refunds 50% for this trouble - in case so I Post here Otherwise: there is now much more powerful firmware - that can be flash via AVRDUDE