W1209 Digital LED DC 12V Temp Temperature Heat Cool Control Switch ModuleJ^q QM
ab 3,58 €
Refresh rate: 0.5S. LED: Shows LL is the sensor open, showing ?. HH is out of range, the thermostat will be forced to close the relay, the display --- as high temperature protection. Indicator: Off The relay is switched off, Always indicate the relay is closed.
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