10 Stück 4 Kanal Relais Modul DC 5V + Optokoppler Arduino PIC ARM AVR DSP Neu
36,32 €
The 8550 transistor drive, drive ability; 3. has the fixed bolt hole and easy installation 5. small board PCB size: 7.2 cm 4.8 cm 6. weight ：60 g. However, it may delay due to industrial strike action, severe weather, custom reasons or peak seasons.
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