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Industria 2000m DC12V 24V 36V 48V 8CH 868M Wireless Remote Control LED Light Switch Relay Output Radio RF Transmitter Receiver
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2 in 1 DC 5V 12V 24V 8CH USB Serial Port Relay Module UART RS232 TTL Multifunction Switch Board CH340 for Motor LED PTZ PLC IPC
DC 12V 24V 8CH Channels Wireless Smart Home Remote Control Switch receiver Relay Module Controller 315/433 MHz RF Remote Control
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