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650nm 250mW High Power Red Laser Cutting Machine 3.3V 5V DIY Engraving Machine Wood Chip Plastic Bamboo Make LOOK

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250mw high-power laser module 650nm adjustable focal length 12mm red laser DIY engraving with XH2.54 terminal connector

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Adjustable Focus Dot Red Position Light 648nm 650nm 10/50/100/200/250mW Laser Diode Module With Lock Ring 16*68mm