4/8 Wege Computer USB Steuerung Schalterfrei Relais Modul Praktisch für Smart Home
ab 11,02 €
The use of special relay driver chip ULN2803, more stable relay work. On-board square USB interface, stable connection. The module adopts HID technology, foreign trade quality, without any driver, download the information inside the self-contained application, plug and play.
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