DC12V/Micro USB 5-30V Trigger Cycle Delay Timer Control Relay Switch Module
4,44 €
Maxmum Output load: DC 30V 5A and AC 220V 5A. Relay module delay power off and trigger delay cycle timing circuit switch. P7: Signal hold function: The signal is maintained, the timing is cleared, and the relay conduction; when the signal disappears, the relay disconnects after the timing OP; during the timing, there is another signal and the timing is cleared;.
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