Survival Laser III 445nm Laser w/Accessories & Rechargeable Batteries
445nm Portable Blue Laser Pointers 800mW
Diode Laser 445nm Blue (3W, 50 MHz, multimode) | Riscure.com
4W Industry Laser 445nm/447nm/450nm 4000mW Blue Laser Dot Module Diode NDB7A75 w/ TTL0-20kHz & Fan Cooling & Long Time Working: Amazon.com: Industrial & Scientific