5V 2 Channel Relay Module Shield with Optocoupler For Arduino ARM PIC PLC AVR DSP MCU SCM Singlechip Electronic

5V 2 Channel Relay Module Shield with Optocoupler For Arduino ARM PIC PLC AVR DSP MCU SCM Singlechip Electronic
sku: 916015861060894720
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$3.52
Shipping from: China
   Description
Specifications: Size: 3.8 x 4.9 x 2.1 cm Net weight: 29 g Package weight: 39 g Color: As shown in the pictures
   Technical Details
item_group_id: 387343621
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