450nm 1000mw 1W High Power Pure Blue Line Laser Module 110° w/12×45mm + Holder + Adapter: Amazon.com: Industrial & Scientific
1000mW~1200mW 1W 450nm 445nm Blue Diode Laser Dot Module w/Driver Out CNC Engraving/TTL: Amazon.com: Industrial & Scientific
Focusable 1w 450nm 445nm Blue Laser Diode Module For Mini Engraving Engraver Cnc With Adapter Pwm - Stage Lighting Effect - AliExpress
445nm 1w Blue Laser Module High Power Laser Head PWM TTL CNC Engraving Machine | eBay
High Power Laser 1W 445nm for Engraving and Cutting High Power Laser 1W 445nm for Engraving and Cutting [RKI-3806] - ₹5,100.00 : Robokits India, Easy to use, Versatile Robotics & DIY kits