4 Vier Kanal Relais Modul DC 5V + Optokoppler für Arduino PIC ARM AVR DSP Top
3,61 €
Has the fixed bolt hole and easy installation. the 8550 transistor drive, drive ability;. small board PCB size: 7.2 cm 4.8 cm. electronic modules. PCB board etc . However, it may delay due to industrial strike action, severe weather, custom reasons or peak seasons.
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