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Ky-008 650nm Laser Sensor Module 6mm 5v 5mw Red Laser Dot Diode Copper Head For - Integrated Circuits - AliExpress
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Amazon.com : NEJE E40 Laser Module for Engraver and Cutter, 11W+ Output, FAC Tech - 2 x Beam, 0.06x0.06 Fixed Focus Spot, Built in High Pressure Air Assist : Arts, Crafts & Sewing
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