1PCS 5V 12V 16 Channel Relay Module for arduino ARM PIC AVR DSP Electronic Relay Plate Belt optocoupler isolation 16 road

1PCS 5V 12V 16 Channel Relay Module for arduino ARM PIC AVR DSP Electronic Relay Plate Belt optocoupler isolation 16 road
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sku: 1005005622744620
$7.60
Shipping from: China
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