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450nm 1000mw/2500mw/3000mw/5500mw/15w Laser Module 3w/5w High Power With Ttl Pwm For Cnc Engraving Machine Accessories - Woodworking Machinery Parts - AliExpress
1000mW /1500mW 405nm Laser Head Blueviolet Light Engraving with Screwdriver for CNC Laser Carving Engraver