DC12V 1Channel Wireless Relay RF 433Mhz Remote Control Switch Receiver Module

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DC12-72V 433MHz 30A Relay 1CH Wireless Remote Control Switch w/ 2 Transmitter

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433MHz Wireless Remote Control Switch DC 12V 24V 48V 72V 40A 1CH Relay Receiver

433Mhz Universal Wireless Remote Control Switch DC 12V 1CH Relay Receiver Module