+

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

USD 0.58USD 0.73

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

Description
Specification
+