Digital Thermostat Temperature Alarm Controller Sensor - W3230 DC 12V 24V 220V LED Digital Temperature Controller Thermostat Switch Sensor Meter(DC12V)

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Product description

  • Automatically start cooling or heating for constant temperature.
  • Can select cooling or heating working mode.
  • Set highest lowest upper limit temp to avoid accident.
  • Temperature calibration, you can calibrate temp according to requirement.

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