Dingln DC12V Adjustable Signal Trigger Turn Off Delay Timer Switch Relay Module

12V trigger delay normally open relay module, repeatedly triggering effective Delay time can be adjusted by potentiometer, default 0-25 seconds, if you need more time, simply replace a larger capacitance or potentiometer Power supply terminal has anti-reverse diode compatible with protection Trigger signal can be high level or low level signals, suitable compatible with industrial control, the module can be triggered repeatedly It can be used in robotics, car lamp delay, intelligent product development, automation equipment, PLC development, intelligent home, burglar alarm delay, and development of electronic