DC 12 V Trigger Delay Tempo di spegnimento/accensione Timer Controllo Interruttore 30A Modulo relè
(4) High Capacity Relay, 30A. 7) With trigger function, button trigger(not need external signal trigger). ( If S1~S5 are all not solder, the trigger is double-stable, when trigger, the switch on, trigger again, switch off).