most powerful blue laser handheld, 5w 6w blue laser 445nm portable, 445nm 3.5w 4w blue laser pointers jetlasers
6W 445nm blue laser diode|Home Automation Kits| - AliExpress
NUBM44 445 nm 6 W High-Power Blue Laser Diode
Amazon.com: Professional 180nm-540nm OD 6+ Violet / Blue /Green Laser Safety Glasses for 405nm, 445nm, 450nm,473nm, 532nm Laser Lightweight and Fashion Design : Tools & Home Improvement
6head High Power Multi-color Rgb Full Color Animation Stage Laser Lighting 6w 12w 18w Ilda Dmx Animation 6 Head Laser Bar - Buy 6 Head Laser Bar,6 Head Laser Light Bar,6 Head