HiLetgo NE555 DC 12V Delay Timer Switch Adjustable Module 0 to 10 Second industrial Hidden mounting hardware

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HiLetgo NE555 DC 12V Delay Timer Switch Adjustable Module 0 to 10 Second industrial Hidden mounting hardwareHiLetgo NE555 DC 12V Delay Timer Switch Adjustable Module 0 to 10 Second Specification: Size: 6. 8CM 2. 1CMMain chip: NE555Working voltage: 12 volts DC Characteristics: 1. Connected to the power relay to 1 10s fixed cycle pull and disconnect. Specifically: to the relay for 12v power supply, the relay will immediately suck and relay output status: normally open and common conduction, normally closed and disconnected; until the delay 1 10s (can be