Arduino Proto Screw shields Assembled prototype terminal expansion board
Provide terminal for the Arduino IO, convenient port connection
3.81 terminal quality, reliable, convenient and durable
With Proto shields, can be used as a prototype extension plate in the middle
Prototype extending double-sided PCB via links, positive sides can be welded components
IO have SMT solder on the back, easy to fly line connection
Can be placed in the middle of the small bread plate, convenient experimental extension
1PCS RED Proto Screw Shield for Arduino Open Source Reset Button D13 LED
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