$64.13 (Free or Cheap Shipping) 1000mW 450nm Blue Light Zooming Laser Flashlight Set (T820, 1000mW, Blue Light, Black, US) at m.FastTech.com - FastTech Mobile
Amazon.com: Comgrow 2 Packs Green Laser Safety Glasses for UV Protection Laser with 200nm-450nm 800nm-2000nm Infrared Light for Laser Engraving Goggles Eye Protection with Adjustable Frame Temple Box : Tools & Home
15W Laser head 450nm 15000mw 12V High Power Adjustable Focus Blue Laser Module DIY Laser engraver accessories 3pin|Woodworking Machinery Parts| - AliExpress