DC 7V 24V 2 Saluran RS232/TTL UART Serial Port Control Relay Switch Board SCM Modul Antarmuka Modbus RTU Dual Relay Module
USD 3.31USD 4.36
DC 7V 24V 2 Saluran RS232/TTL UART Serial Port Control Relay Switch Board SCM Modul Antarmuka Modbus RTU Dual Relay Module