315MHz 433MHz Wireless Relay Remote Control One Key Switch Receiver Transmitter

Learning type: 315MHZ/433MHZ. Working mode: Tap, self-locking, interlocking, code key switching. Relay specification: DC5V 20A ( 14VDC 12A 120VAC 7A). 1 x Module. hope you could understand. Size: 47 29 20mm.

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