1 Stück 5 V 2 Kanal Relais Modul Kontrollleuchte LED Arduino PIC ARM DSP AVR M64
2,80 €
A, NO1: After a relay normally open interface and relay before floating, shorted absorbed and COM1. Trigger current:2mA. D, NO2: 2-way normally open relay interface and relay before floating, pull the short and COM2.
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