DC 12V LED Timer Relay Programmable Buzzer Button Module Delay Switch With Shell
2,99 €
Spot Welder. S2: OK/Shift key: press to adjust the position of LED blinking, which LED blinks, S3 to adjust the value of digital tube blinking. The digit is no longer blinking until S2 is pressed. a2: After the power relay is turned off, timing ends, an infinite loop.
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