Bodenfeuchtigkeit Hygrometer Feuchtigkeitserkennung Hygrometer Sensor Modul Dupont Draht
ab 3,89 €
When the humidity is lower than the set value, DO outputs a high level, and when the humidity is higher than the set value, DO outputs a low level. When the humidity is lower than the set value, start the relay to pull in, and when the humidity is higher than the set value, disconnect the relay.
Jetzt bei Ebay:
