WIFI Remote Thermostat DC6-30V High Precision Temperature Controller Module
ab 21,18 €
(Alarm notification: support WeChat alarm notification. 3) If you need to set high and low temperature alarms, set the high and low temperature alarm thresholds yourself;. High temperature alarm: After the high temperature alarm is turned on, the relay is disconnected when the current temperature is higher than the high temperature alarm temperature;.
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