5V 1/6 Channel Relay Board Module Optocoupler LED for Arduino PiC ARM AVRC
ab 1,14 €
5V 1-CH Relay with Optocoupler. 1 x Optocoupler Driver Relay Module. 2.5V 6-CH Relay with Optocoupler. 5 V 6 Relay Module Channel for Arduino PIC ARM DSP AVR Raspberry Pi. Relay output normally open, normally closed;.
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