450nm Professional Continuous 20W Laser Cutting / Engraving Module Blue Light With TTL / PWM Modulation for CNC, DIY kit - Price history & Review | AliExpress Seller - NEJE Official Store | Alitools.io
Amazon.com: ATOMSTACK S20 PRO Laser Engraver, 130W Laser Engraving Cutting Machine with Air Assist Kits, 20W Output Power 0.08 * 0.1mm Compressed Spot, Laser Cutter and Engraver Machine for Metal Steel