12V Relay Module External Trigger Delay Switch Time Adjustable

Working mode: Turn on the power, LED lit, but the relay does not work, trigger the termination button or PNP sensor trigger, when there is a high level trigger (or the button is instantaneously connected to the positive power supply) the relay starts to work, the countdown delay, when the delay time arrives, the relay disconnects. Feature: Voltage: 12V Size: 63.6mm 33.1mm Current: standby about 12ma, working about 50ma Load: Below 250V 5A AC or below 30V 5A DC With power-down memory function Error: 0.01% /second Delay: 0-999 seconds High-level trigger, counting time is 0-999 seconds Product comes with input and output with optocoupler isolation Package includes: 1 x External Trigger Delay Switch Module