| Brand | Unbranded |
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Check the listing for details. DC12V Adjustable Infinite Cycle Loop Delay Timer Time Relay Switch ON OFF Module. Condition: New. Listed at 11.14 USD. The relay opens again. Such a for cycle. T1 and T2 are respectively set by two adjustable resistors. for MCU watchdog for circuit and special for reset chip. The relay is triggered, when T1 is delayed and the relay is off, the will open.