G4 channel 12v to 3.3v or 5v input optoisolator optocoupler for Arduino RPi ARM PIC. 4 Channel Optoisolator. 12V DC input. 2.54mm connectors included (1x 8 wire and 1x 6 wire). It is quite easy to pop the wires out of the connectors and rearrange the colours if you wish.
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