12V/24V Power-on Trigger Relay Module 0-30 Second Adjustable Delay Timer Switch

DC 12V/24V Power-on Trigger Relay Module. 1pcs x Power-on Trigger Relay Module. 2> Repeat trigger function For example, to adjust to 15 seconds, it is 14.5K 15=217.5K Find the X-shaped opening at the top of the rheostat.

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