2 in 1 DC 5V 12V 24V 8ch USB Serial Port Relay Module UART RS232 TTL Switch Board CH340 DC5V DC12 DC24 for Windows Linux MAX OS
USD 0.58USD 0.78
2 in 1 DC 5V 12V 24V 8ch USB Serial Port Relay Module UART RS232 TTL Switch Board CH340 DC5V DC12 DC24 for Windows Linux MAX OS