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ODIN" 5,000mW (5W) Powerful Handheld Blue Laser 450nm Burning
Amazon.com: LASER TREE Laser Module Kit, 20W Optical Power Laser Module with Professional Air Assist System, 80W Laser Cutter Head Compatible for Most Laser Engraver Laser Cutter Machine & CNC Router ect,
532nm 5W Green Laser Module/Automatic refrigeration/High Power DPSS Laser with power supply