DC 5-40V 4 Bit LED Modbus Rtu Rs485 Temperatur Luftfeuchtigkeit interner Sensor sammeln
ab 7,11 €
MODBUS RTU protocol,03 Read,06 Write. 3 Trigger " KEY "button to switch the display temperature and humidity. 2 After 5 seconds, display the temperature or humidity. Temperature and humidity monitoring in vegetable garden.
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