Laser engraver 4060 40w co2 cnc 40w 50w 60w 80w 100w laser cutter non-metal laser cutting engraving machine
The air pipe has been installed on it. So that dust will not contact the lens. The blown air can cool the lens and cool the material surface. Red light positioning function(Optional).
M2 main board is a square port USB interface main board.
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