1 Way Delay Power Off Boards with LED Display Programmable Relay Board for DIY
ab 7,30 €
P-4: Signal hold function If there is a trigger signal, the timing will be cleared to zero, and the relay will keep on; when the signal disappears, the relay will be disconnected after timing OP; during the timing period, if there is a signal again, the timing will be cleared to zero.
Jetzt bei Ebay:
