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Neje Master 2S Plus - A40640 laser module to cut and engrave | I built RC airplane with this

Explore the capabilities of the Neje Master 2S Plus with its powerful A40640 laser module in this exciting video. Watch as I ...
Hackaday

2G Gone? Bring It Back Yourself!

Some parts of the world still have ample 2G coverage; for those of in North America, 2G is long gone and 3G has either faded ...