R227A01 DC 12V 2 IN 1 RS232 & TTL232 Interface Serial Port Relay UART Remote Control Switch Relay for USB MCU PLC Smart Home
USD 9.70USD 14.26
R227A01 DC 12V 2 IN 1 RS232 & TTL232 Interface Serial Port Relay UART Remote Control Switch Relay for USB MCU PLC Smart Home