3 stuks 3-in-1 USB naar RS485 RS232 TTL Serial Port Module 2Mbps CP2102 Chip Board
Everything fine, thank you
Szybko i sprawnie tanio i bez problemów polecam !
Good
The product quality is very good. It works very well
excellent quality and protected packing
very well
Good quality converters, nice options 3.3 and 5 volt RS and TTL
Needed for Sonoff to flash. Didn't work (then used a spare arduino instead).
Excellent quality!