220V AC time delay relay module, timing range of 1 to 99 seconds or 1 to 99 minutes

Functionality:1.Trigger start-up rate: the relay is immediately turned on and deactivated once the countdown is complete.The central trigger stops immediately.2.2-digit red digital tube: the remaining time is displayed during the countdown; otherwise, the set time is displayed.3.Time setting via a 500k potentiometer, dynamically displayed on the digital tube during setting.4.Passive output mode: dry contact, dead contact, switching value, equivalent to a switch.5.