Timer Delay Trigger Relay Module - 0-19 seconds - 5V - 10A / 250V - NE555

Relay module with adjustable timer based on NE555 chip. The potentiometer is used to adjust delay time in the range between 0 and 19 seconds. The module turns on the relay after triggering the trigger (applying ground to the pin trigger) or pressing the (SW1) button, and then turns off the relay after a set time of 0-19s (delay) and remains so until triggered again. The module also has a convenient to use MicroUSB 5.0 V power supply. Technical data supply voltage: 5V MicroUSB power supply: 5.0V adjustment by means of a multi-turn potentiometer range: 0 - 19 seconds control system: NE555 output: ARK terminals max load on relay contacts: 10A / 250V dimensions: 54 x 20 x 18 mm weight: 15 g